'Time-bending drug' for jet lag Dec 3, 2008
Tasimelteon works by shifting the natural ebb and flow of the body's sleep hormone melatonin ... Natural melatonin - the darkness hormone which peaks at night - is a popular treatment for patients with body clock-related sleep disorders. (BBC News -- Health)
Your Health: Fiber-rich diets promote weight loss, health gains Dec 3, 2008
In the body, fiber triggers the release of cholecystokinin, a hormone known to produce feelings of fullness and satiety. Not all fiber is created equal, and one of the most common ways of categorizing the various types is based on how easily they dissolve in water. (Green Valley News & Sun, AZ)
Molecular Partnership Controls Daily Rhythms, Body Metabolism Dec 3, 2008
Lazar and his colleagues, including the study s first author, Penn Veterinary Medicine doctoral student Theresa Alenghat, studied a protein called NCoR that modulates the body s responses to metabolic hormones ... The molecular partnership regulates hormone action as well as clock genes that coordinate circadian rhythms, says Lazar. (Science Daily)
Eating Eggs When Pregnant Affects Breast Cancer In Offspring Dec 3, 2008
Treatments for women suffering from breat cancer range from hormone therapy to surgery. Adapted from materials provided by , via , a service of AAAS. Email or share this story. (Science Daily)
Symptoms Of Depression Associated With Increase In Abdominal Fat Dec 3, 2008
Chronic stress and depression may activate certain brain areas and lead to increased levels of the hormone cortisol, which promotes the accumulation of visceral fat ... 23, 2000) Non-overweight women who are vulnerable to the effects of stress are more likely to have excess abdominal fat, and have higher levels of the stress hormone cortisol, a study conducted at Yale ... Scientists found abdominal fat tissue can reproduce a hormone that. (Science Daily)
Were Clemens' 'implausible' comments perjury? Dec 3, 2008
The apparent falsehoods, the investigators wrote, ranged from Clemens' claim that he had never used or even discussed using human growth hormone, to his assertions that team trainers often injected him with vitamin B-12 during his 24-year career ... Relying on McNamee, Mitchell said Clemens had used growth hormone and steroids when he played for the Toronto Blue Jays and Yankees ... Pettitte also said Clemens had confided in him about his use of growth hormone. (Yahoo News -- Drugs in Sports)
Clemens: Friend Andy Pettitte 'misheard' steroid talk Dec 3, 2008
McNamee -- who served as Clemens' trainer until 2007 -- countered that he injected Clemens with only testosterone, the steroid Winstrol or human growth hormone ... Pettitte previously acknowledged using human growth hormone in 2002 ... McNamee's attorneys last week, however, showed reporters photos of needles and gauze that McNamee said were used to inject with steroids and human growth hormone. (Yahoo News -- Drugs in Sports)
HRT and periods Dec 3, 2008
Harry: Yes, in other words she is taking what we call hormone replacement treatment. So she is well into menopause and as a result of that she hasnt got her own hormones because her ovaries have gone to sleep, and she has to replace those hormones. (iAfrica.com)
It'll be the debt of us Dec 3, 2008
"Doctors say that debt stress sees the body react with a 'fight-or-flight' response, releasing adrenaline and the stress hormone cortisol," said debt counsellors ConsumerAssist in a statement. If the body stayed in this mode too long, those chemicals could wreak physical havoc, increasing blood pressure and heart rate and creating memory, mood, digestion, even the immune system problems. (iAfrica.com)
For some women, pregnancy is a grave struggle Dec 3, 2008
No one knows exactly what causes nausea and vomiting in pregnancy, but elevated hormone levels are widely thought to be at fault. Multiple studies have found that women with hyperemesis have higher levels of human chorionic gonadotropin, a hormone unique to pregnancy, and thyroxin, a thyroid hormone, than women with less-severe nausea and vomiting, said Roberto Romero, chief of the perinatology research branch at the National Institute of Child Health and Human Development. (Racine Journal Times, WI)
Wash up, ladies: Women lead in bacteria, hands down Dec 3, 2008
Other possibilities are differences in sweat and oil gland production between men and women, the frequency of moisturizer or cosmetics applications, skin thickness or hormone production, he said. Women also may have more bacteria living under the surface of the skin where they are not accessible to washing, Knight added. (Racine Journal Times, WI)
Hormone May Help Obese Men Shed Pounds Dec 3, 2008
Testosteronethe manliness hormonemay help obese men lose weight. A study is being launched in Sydney to determine whether testosterone replacement therapy might be the key to unlocking and shedding those extra pounds. (Newsmax)
New pill could make jet lag a thing of the past Dec 3, 2008
A team of researchers from Monash University, The Brigham and Women's Hospital in Boston, Harvard Medical School and Vanda Pharmaceuticals conducted trials on more than 300 Americans with an experimental drug that activates sleep hormone melatonin in the body. The trials showed promising results, an article in The Lancet reported yesterday. (The Age)
Blame your blues for big belly Dec 3, 2008
Chronic stress and depression may activate certain brain areas and lead to increased levels of the hormone cortisol, which promotes the accumulation of visceral fat. Individuals with depression may have unhealthier lifestyles, including a poor diet that could interact with other physiological factors to produce an increase in abdominal obesity. (India Times, India)
Elderly depressiontied to heart ills Dec 2, 2008
Stress hormone may cause fat linked to diabetes, cardiac ills, study finds ... Some researchers believe depression triggers high levels of the stress hormone cortisol, which promotes visceral fat. (MSNBC -- Health)
Top 20 medical breakthroughs for women Dec 2, 2008
When a connection between this hormone and weight loss was first discovered in 1994, researchers helped fat, overfed lab mice stay slim ... Not willing to give up on leptin, scientists at Columbia University Medical Center in New York City started looking at the hormone as a possible weight-loss-maintenance drug. (MSNBC -- Health)
Evidence grows for vitamin D, heart health link Dec 2, 2008
People with chronically low vitamin D levels secrete too much parathyroid hormone, and this condition, known as hyperparathyroidism, has also been tied to heart and blood vessel problems, the researchers add. Click for related content. (MSNBC -- Health)
Oh Baby: OB GYN offers up weight loss secret Dec 2, 2008
The diet -- which has been around for more than 40 years -- lasts at least 21 days and requires the use of HCG (human chorionic gonadotropin), a hormone found in higher levels in pregnant women. "It's the hormone that mobilizes fat," Hagen says ... Along with that hormone, dieters eat only 500 calories a day. (Sioux City Journal, IO)
Yoga's stress reduction helps alleviate other problems Dec 2, 2008
Because of their illness, they were prohibited from taking hormone replacement therapy, so yoga was proposed as an alternative. The study found significant improvement among the women in the study who took yoga classes, compared to another group of women who did not. (Montana Standard, MT)
New drug may put jet lag to rest Dec 2, 2008
By Thomas H. Maugh II December 2, 2008 An experimental drug that mimics the effects of the hormone melatonin can reset the body's circadian rhythms, bringing relief to jet-lagged travelers and night-shift workers, researchers reported Monday. In a study of 450 people who were subjected to simulated jet lag in a sleep laboratory, a team from Brigham and Women's Hospital in Boston found that the drug restored near normal sleep the first night it was used. (Los Angeles Times)
Diabetes expert to speak Dec 2, 2008
Insulin is the key hormone that controls blood sugar levels in the body. The lecture will begin at 11 a.m. in the UT Health Science Center Auditorium, Joe R. and Teresa Lozano Long Campus, at 7703 Floyd Curl Drive in the South Texas Medical Center. (San Antonio Business Journal, TX)
It Takes Guts To Build Bone, Scientists Discover Dec 2, 2008
This discovery that intestinal serotonin is central to bone formation will likely challenge previously held beliefs among researchers in the field, who have thought for years that the majority of hormones that control bone mass had been identified ... "The findings demonstrate without a doubt that serotonin from the gut is acting as a hormone to regulate bone mass," said Dr. Karsenty ... 18, 2005) The so-called "molecular clock" or clock genes play a crucial role in mediating the effect of the... (Science Daily)
Lower Childhood IQ Associated With Higher Risk Of Adult Mental Disorders Dec 2, 2008
The study measured the stress hormone. . (Science Daily)
New drug hope for jet lag sufferers Dec 2, 2008
For long-haul travellers it is said to take a day to recover for every time zone crossed, but now a drug based on the hormone melatonin has been shown to be an effective treatment for jet lag ... Melatonin is a natural hormone produced in the brain that helps to set the body clock, which controls the sleep-wake cycle ... But a sleep expert said there was no way of telling if the new drug was more effective than the hormone, because it had not been tested against it. (Independent)
Growth Hormone Boosts Height in Kids with Crohn's Dec 2, 2008
NEW YORK (Reuters Health) - In children and adolescents with stunted growth related to the inflammatory bowel condition called Crohn's disease, growth hormone shots may fuel a growth spurt and improve bone mineralization and body composition, investigators in the US report. Previous trials of growth hormone treatment in this population have yielded conflicting results, Dr. Melvin B. Heyman and colleagues note in The Journal of Pediatrics ... For 1 year, Heyman, at the University of California... (MEDLINEplus)
Extra Testosterone Won't Boost Physical Function Dec 2, 2008
To better understand the hormone's effects on physical function, the researchers blocked normal testosterone production in 44 60- to 75-year-old men and then administered testosterone shots. They received 25, 50, 125, or 300 milligrams of the hormone every week for 20 weeks ... When considering the use of testosterone to improve physical function, Storer and his team note, the hormone's risks should be taken into account; these range from acne and breast enlargement and tenderness to possibly... (MEDLINEplus)
Banishing Cellulite Dec 1, 2008
Cellulite occurs in people of all ethnicities and its development is influenced by heredity, skin thickness, gender, the amount and distribution of body fat, hormone levels and age. Fluid retention, a sedentary lifestyle, diets rich in processed foods and poor circulation can contribute to the development of cellulite. (Suite101.com)
Does Hormone Treatment Predispose Patients To Breast Cancer? Dec 1, 2008
Does Hormone Treatment Predispose Patients To Breast Cancer ... Does Hormone Treatment Predispose Patients To Breast Cancer ... The results should also explain epidemiological studies which suggest that hormone treatment predisposes patients to breast cancer. (Science Daily)
Exercise And Rest Reduce Cancer Risk Dec 1, 2008
Even though the exact mechanism of how exercise reduces cancer risk isn't known, researchers believe that physical activity's effects on factors including hormone levels, immune function, and body weight may play an important role. The study examined the link between exercise and cancer risk, paying special attention to whether or not getting adequate sleep further affected a women's cancer risk. (Science Daily)
Many ask Bush for pardons; Edwin Edwards asks for shorter term Nov 30, 2008
He has maintained his innocence and filed a defamation lawsuit in January against his former trainer, Brian McNamee, who claims he injected the seven-time Cy Young award winner with steroids and human growth hormone. Though absolute, the president's pardon power does not come without risks. (WWLTV.com, LA)
FDA sanctions morning after pill to be sold over the counter Nov 30, 2008
FDA sanctions morning after pill to be sold over the counter - TheMedGuru. Last Updated: Sunday 30 November 2008 08:52 GMT. (TheMedGuru)
Is pizza actually a diet food? Nov 29, 2008
What's more, they argue that high blood sugar triggers the release of insulin, a hormone that helps lower blood-glucose levels, but that also signals your body to store fat. This has led to the differentiation between good carbs and bad carbs. (MSNBC -- Health)
The Secret to Growing Young Nov 29, 2008
The Human growth hormone (HGH) might be a key element in feeling your best as you age. When HGH was first discovered, its only purpose was thought to be to stimulate body growth to adult size. (Pekin Times, IL)
Estrogen Therapy Could Be Dangerous For Women With Existing Heart Risk Nov 29, 2008
28, 2008) Hormone therapy could accentuate certain pre-existing heart disease risk factors and a heart health evaluation should become the norm when considering estrogen replacement, new research suggests ... The research also showed that in women without existing atherosclerosis, hormone therapy use included some positive effects on lipids but also some negative effects related to heart health, said MaryFran Sowers, lead researcher and professor of epidemiology at the University of Michigan... (Science Daily)
Helping The Embryo Implant: A New Role For One Type Of Immune Cell Nov 29, 2008
(June 18, 2007) The hormone progesterone is vital to ovulation and pregnancy, however various aspects of its roles throughout pregnancy are not well understood. A hurdle to expanding our knowledge of the effects of. (Science Daily)
How to live longer: Take care of your sick spouse Nov 29, 2008
Scientists think changes in hormone levels, immune function and body weight resulting from physical activity may help guard against cancer. The new study, however, found that physically active women who got less than seven hours of sleep a night faced the same cancer risk as those who seldom got off the couch. (Globe and Mail)
Brain Sense Fatty Food: Molecule Shuts Down Food Intake And Turns On 'Siesta Mode' Nov 28, 2008
19, 2006) The need to eat is triggered by the hormone ghrelin. Ghrelin is produced in the gut and triggers the brain to promote eating, but it remains to be determined precisely how ghrelin affects different. (Science Daily)
26 Percent Of Sleepless Children Become Overweight Nov 28, 2008
The relationship between sleep and weight could be explained by a change in the secretion of hormones that's brought on by lack of sleep. "When we sleep less, our stomach secretes more of the hormone that stimulates appetite," Montplaisir explains ... "And we also produce less of the hormone whose function is to reduce the intake of food.". (Science Daily)
Transfusions Increase Clot Risk In Hospitalized Cancer Patients, Scientists Find Nov 27, 2008
At present, the hormone EPO is administered to a large number of these patients to alleviate the anemia. But unfortunately. (Science Daily)
Mammograms may lead to cancer overdiagnosis Nov 27, 2008
And the editorial's authors, Robert Kaplan of the University of California, Los Angeles's school of public health and Franz Porzsolt of Germany's University of Ulm, said the hypothesis of breast-cancer regression, while counterintuitive, is "difficult to rule out. ... "We know from autopsy studies that a significant number of women die [of other causes] without knowing that they had breast cancer," they noted. In what is described as an "elegant" study design - high praise among scientists - Dr.... (Globe and Mail)
Encouraging dip in rate of new cancers, deaths Nov 27, 2008
2 percent a year, due largely to millions of women abandoning hormone replacement therapy starting around 2002 ... hormone replacement therapy. (Yahoo News)
Bone Finding May Point To Hope for Osteoporosis Nov 27, 2008
And the exception, parathyroid hormone, given by injection, is recommended only for short-term use and costs about $6,700 a year. But in a paper published online Wednesday in the journal Cell, a team led by Dr. Gerard Karsenty, chairman of the department of genetics and development at the Columbia University College of Physicians and Surgeons, reports the discovery of an unexpected system that appears to control bone formation. (Atlanta Journal-Constitution -- Health)
Some Breast Cancers May Regress on Their Own Nov 27, 2008
According to the authors, changes in hormone therapy use over the study period did not explain the difference. So why would more frequent screening mean more cancers. (MEDLINEplus)
Vitamin K linked to insulin resistance in older men Nov 27, 2008
Insulin is a hormone which plays a role in transporting sugar into cells so it can be converted into energy. A pre-cursor to diabetes, insulin resistance occurs when the body cannot use insulin properly, causing glucose to build up in the blood. (EurekAlert!)
Study: Breast Cancer May Regress On Own Nov 26, 2008
They noted for instance that use of hormone replacement therapy in the part of Norway where the women lived increased substantially between 1996 and 2001, the period when the screened women were undergoing regular mammograms. HRT use is linked to increased risk of breast cancer. (CBS News)
Reports: Clemens' ex-trainer gave DNA to feds Nov 26, 2008
They claim McNamee used those needles and a gauze pad while injecting Clemens with steroids and human growth hormone. advertisement. (MSNBC -- Sports)
Organic Foods are a Healthy Choice Nov 26, 2008
To be organic, a plant needs to be free of pesticides, fertilizers and other chemicals, while meats need to be free of antibiotics and growth hormones ... Milk is another because of the growth hormone that many of the dairy farms inject into its cows. (Suite101.com)
Infertility Success Story With In-V... Nov 26, 2008
Once I had calmed down I found out our hormone level from the blood work was very high, which usually means multiples. Two weeks later we went in for our ultrasound and saw two little spots with two very strong heartbeats. (Suite101.com)
US cancer rate declines for the first time Nov 26, 2008
"It's very tough for anybody not to conclude that social trends [against] smoking are having major effects on human life. California's comprehensive smoking bans and anti-tobacco education programs funded by cigarette taxes have been having a major impact, experts said. California was the only state for which both incidence and mortality for lung cancer dropped in women. In all the other states, the incidence either was stable or increased. For men, the rate of smoking is as much as three times... (Los Angeles Times)
Weight Boosts Older Women's Breast Cancer Risk Nov 26, 2008
In previous studies, Kerlikowske and her colleagues looked at postmenopausal women who took hormone replacement therapy (HRT) and found an increased breast cancer risk. In the current study, expected to be published in the Dec. 3 issue of the Journal of the National Cancer Institute, they looked at postmenopausal women not using HRT.. (U.S. News & World Report)
Prostate Cancer Drugs May Pose Danger Nov 26, 2008
The disease is usually treated with surgery, radiation and -- in men whose cancer has spread -- drugs that block the hormone testosterone. These drugs, called known as gonadotropin-releasing hormone (GnRH) agonists, have clear benefits for men whose cancer has spread ... "But I don't think the data raise to the level yet where men should not take hormone therapy.". (Yahoo News -- Prostate Cancer)
Prostate Cancer Test 'Bounce' No Worry Nov 26, 2008
Patients typically become extremely anxious and may even have unnecessary chemotherapy or hormone treatment if they have a temporary rise in PSA.. Robert J. Cole, MD, a prostate cancer specialist at the Cancer Center in Morristown, N.J., who was not involved with the study, agrees. (Yahoo News -- Prostate Cancer)
Controversial study: Breast tumors may regress Nov 26, 2008
Or use of hormone therapy may have differed between the two groups. "The authors try to dismiss some of the reasons why those two numbers might not be equal and they latch on to what I think is one of the more far-fetched explanations -- that a large fraction of these tumors have regressed," says Chris Kagay, M.D., a clinical fellow at Harvard School of Medicine. (CNN)
Rocket fuel found in milk in California Nov 26, 2008
Low levels of thyroid hormones can lead to birth defects, and there's evidence that we are talking very low levels of perchlorate. " An Arizona study showed that women who drank Colorado River water with perchlorate levels of 1 to 2 parts per billion had infants with different thyroid hormone levels from infants from mothers who drank uncontaminated water, Walker said. Lyle of the state Food and Agriculture Department said that "because (the perchlorate data) is inconclusive, there is no basis... (Yahoo News -- Food Safety)
New Diabetes Treatment? New Source Of Insulin-producing Cells Identified Nov 26, 2008
9, 2008) Type 2 diabetes is caused by an inability of the beta-cells in the pancreas to produce enough of the hormone insulin to meet the body's needs. Central to this is a loss of beta-cell function and mass. (Science Daily)
Breast Cancer Incidence Among Premenopausal U.S. Women Nov 26, 2008
The incidence of postmenopausal breast cancer is associated with screening and hormone therapy. The mechanisms that influence the incidence of breast cancer in premenopausal women are less well understood. (Science Daily)
Hypertension Develops Early, Silently, In African-American Men Nov 26, 2008
20, 2007) Exercise cannot reduce a sodium-retaining hormone, aldosterone, which is known to potentially cause hypertension in African Americans. Many African Americans develop the salt-sensitive form of. (Science Daily)
Were Clemens' 'implausible' comments perjury? Nov 26, 2008
The apparent falsehoods, the investigators wrote, ranged from Clemens' claim that he had never used or even discussed using human growth hormone, to his assertions that team trainers often injected him with vitamin B-12 during his 24-year career ... Relying on McNamee, Mitchell said Clemens had used growth hormone and steroids when he played for the Toronto Blue Jays and Yankees ... Pettitte also said Clemens had confided in him about his use of growth hormone. (Yahoo News -- Drugs in Sports)
Clemens: Friend Andy Pettitte 'misheard' steroid talk Nov 26, 2008
McNamee -- who served as Clemens' trainer until 2007 -- countered that he injected Clemens with only testosterone, the steroid Winstrol or human growth hormone ... Pettitte previously acknowledged using human growth hormone in 2002 ... McNamee's attorneys last week, however, showed reporters photos of needles and gauze that McNamee said were used to inject with steroids and human growth hormone. (Yahoo News -- Drugs in Sports)
Mitchell: Report may have caused less drug usage Nov 26, 2008
Headed to the Hall of Fame with 354 wins before the Mitchell report, his Cooperstown chances deteriorated when Mitchell made public McNamee's allegations that the seven-time Cy Young Award winner had used steroids and human growth hormone before they were banned. It led to a high-profile congressional hearing in February in which McNamee accused Clemens' wife, Debbie, of using HGH, and the Department of Justice was asked to investigate whether the pitcher lied when he denied McNamee's account. (ESPN -- Baseball)
Counterfeit Drug Strategy Proposed Nov 26, 2008
pharmacist discovered that bottles of Neupogen, a growth hormone prescribed for AIDS and cancer patients, were filled only with saltwater. The FDA report on measures to combat drug counterfeiting was compiled in consultation with drug manufacturers, wholesalers, retailers and pharmacy groups. (Yahoo News -- Pharmaceutical Industry)
Thorpe moves to scuttle doping claims Nov 26, 2008
"ASADA can confirm on Wednesday, August 16 2007 it received the full and final submissions from Ian Thorpe into the matter of his unusual testosterone, epitestosterone and luteinizing hormone levels," the agency said in a statement. "This material will now be examined by ASADA and a determination made as to the way forward."For operating reasons ASADA cannot go into any more detail. (Yahoo News -- Swimming)
Toy regulation Nov 26, 2008
Congress in August passed a landmark consumer safety law that raises standards for toys and virtually bans several hormone-like chemicals called phthalates in products for children under 12 ... Feinstein and others are concerned about phthalates which are found in countless consumer products, from shower curtains to raincoats because studies show they affect the hormone system. (USA Today -- News)
New Cases of Cancer Decline in the United States Nov 26, 2008
2 percent annually from 1999 to 2005, for example, a drop some researchers attributed to large numbers of women quitting hormone replacement therapy after a national study linked it to breast cancer in 2002. Yet mammography rates have also fluctuated in recent years, meaning that some breast cancer cases may be going undetected, said Ahmedin Jemal, the strategic director for cancer surveillance at the American Cancer Society. (Atlanta Journal-Constitution -- Health)
Rate of new cancer cases, deaths falls Nov 26, 2008
Two years ago, researchers from M.D. Anderson announced a surprising 7 percent drop in breast cancer cases, which coincided with sharp reductions in women s use of hormone replacement therapy ... 2 percent a year between 1999 and 2005, indicating the falloff started several years before hormone replacement therapy became an issue ... Bevers of M.D. Anderson also thinks therapies such as tamoxifen and raloxifene, which prevent breast cancer in some women, have had an impact, along with the... (Atlanta Journal-Constitution -- Health)
