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Tag: "hormones" at medical news

UCLA Imaging Study Reveals How Pure Oxygen Harms the Brain

...thalamus overreacted by dumping a massive flood of hormones and neurotransmitters into the bloodstream. These chemicals interfere with the heart's ability to pump blood and deliver oxygen the opposite effect you want when you're trying to resuscitate someone." When the children inhaled the carbon dioxide-o...

Effectiveness of Hormone Therapy During Menopause

... understand the complexity of estrogen and related hormones in humans. It is critical that we continue to systematically address all of the clinical issues concerning estrogen treatment and its effects on diseases like Alzheimer's." Among the many objectives of KEEPS, is whether a natural, human form of est...

Researchers Find Estrogen Governs Genes That Affect Aggression

...they face. The researchers found that a class of hormones called estrogens increase aggression in the animal during the short days of winter, while the same chemical decreases aggression among male mice, when daylight increases in the summer. Published online this week in the Proceedings of the National A...

FDA Approves Birth Control Pill for Continuous Use

..., comes in a 28-day pill pack with a low dosage of hormones ethinyl estradiol and levonorgestrel, which are already widely used in birth-control pills. The pill prevents conception by halting menstrual period indefinitely. The first ever contraception pill to put off periods altogether when taken without a...

FDA Approves Wyeth's Oral Contraceptive Lybrel

... Lybrel, which contains a lower dose of synthetic hormones in a daily dose than traditional oral contraceptives, is taken 365 days a year with no placebo pills. The usual regimen for oral contraceptives is 21 active pills taken consecutively, followed by seven placebo pills. According to Wyeth, 59% of wome...

Delivering Baby, the Natural Way.

...as they leave the womb. "Birthing uses the same hormones as lovemaking - so why would you want anyone poking and prodding you, observing you and putting you under a spotlight?," said Veronika Robinson, an Australian based in Britain who sees growing interest in freebirth among readers of international maga...

Sleep Apnea Increases Risk of Diabetes and Hypertension in Pregnant Women

...ohnson Medical School. The body also secretes more hormones such as cortisol and epinephrine, and the body responds by producing more glucose coupled with a decreased sensitivity to insulin, which can lead to diabetes. Pregnancy can worsen sleep apnea, especially during the third trimester when a womans we...

Fingers of Kids can Predict Their Performance in Exams

... in contact with the children in the womb. The sex hormones are believed to administer brain development as we... led the study, as saying. "Interestingly, these hormones are also thought to have a say in the relative lengths of our index and ring fingers. We can use mea...

Four Cups of Coffee a Day may Cut Down the Risk of Gout

...oi notes. "Given the potential influence of female hormones on the risk of gout in women and an increased role of dietary impact on uric acid levels among patients with existing gout, prospective studies of these populations would be valuable."...

Red Wine Lessens the Risk of Prostate Cancer

... some appear to counterbalance androgens, the male hormones that stimulate the prostate. Many doctors are reluctant to recommend drinking alcohol for health, fearing that their patients might assume that if a little alcohol is good, a lot might be better. The Harvard Mens Health Watch notes that men who enj...

Antidepressant Use May Boost Fracture Risk, From Harvard Women's Health Watch

...elationship, so investigators have been looking at hormones and brain chemicals potentially involved in both depression and bone loss. Researchers working with an animal model found that depression triggers the release of noradrenaline, which interferes with bone-building cells. Moreover, they found that im...

Research Says Small Penis Syndrome Affects Men Than Women

...authors suggest that exposure to male reproductive hormones in the womb may be one explanation. Individual research studies have also suggested that penis size is smaller in studies focussing on older men, but Wylie and Eardley found no overall differences when they collated the results of various studies....

Worlds Heaviest Man Loses Weight Thanks to Monitored Dieting

...ients you control his hormones. If you control his hormones you determine his weight. It is not some outlandish fad diet. It is simple common sense refined by science." That means they have worked out his exact intake of carbohydrates, proteins and fats. And, they say, this can be done for anyone. Sometime ...

Hot Flashes in Men Treated for Prostate Cancer Reduced by Non-hormonal Drug

...op hot flashes because their production of steroid hormones gradually tapers off as they age, Dr. Loprinzi says. But the dramatic decrease in testosterone with prostate cancer treatment can cause hot flashes. The moderate ability of gabapentin to reduce hot flashes is less than hormonal therapies provide, h...

Exercise After Meals Helps Better to Lose Pounds

...ls is better at promoting weight loss as it boosts hormones that suppress appetite. Researchers at the Surre...nd that in people who had exercised, the levels of hormones called PYY, GLP-1 and PP, which tell the brain when the stomach is full, increased. Volunteers als...

Molecular Basis of Obesity-Revealing the Unknown Facts

...ferently and have a lower concentration of feeding hormones in their brain than normal mice. Being conserved a...fect by regulating the expression of NPY and AgRP, hormones of the hypothalamus that promote feeding. Without Bsx less hormones are made with the result that on...

Pramlintide-A Boon to Restrain Fast Food Consumption

...of our clinical study further suggest that satiety hormones such as amylin can exert multiple effects on human... and control blood sugar. Amylin is one of several hormones secreted when eating and is known to work in partnership with insulin to regulate blood sugar. Praml...

Lizard Mothers Dress Their Progeny to Ensure Success in Later Life

...he first example in which exposure to the mother's hormones changes such a fundamental aspect of appearance. E...ions more fully, the researchers plan to study the hormones and their effects in the field over several generations of lizards....

Breast Reduction Surgery Among Boys Rising in US

...berty. If surgery is done too early, she said, the hormones that caused the initial breast enlargement may still be active and cause ongoing breast development after surgery. While gynecomastia in young men is most often associated with hormonal fluctuations or obesity, many surgeons are also beginning to lin...

Intensity of Rheumatoid Arthritis Significantly Reduced by Pregnancy

... existence of a complex interaction between female hormones during pregnancy and the epidemiology of RA, which may contribute to the development of new prevention and treatment approaches, he added. In the study, patients were assessed according to medication use, the Disease Activity Score DAS28 and the le...

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