Hormone News and Research

RSS

A hormone is a chemical released by one or more cells that affects cells in other parts of the organism. Only a small amount of hormone is required to alter cell metabolism. It is essentially a chemical messenger that transports a signal from one cell to another.

Vitamin D protects women from breast cancer

The connection between vitamin D levels and certain forms of cancer has been suspected for some time but now German researchers have come up with clear proof of the link.

21 Apr 2008

Developmental changes during the teenage years raise men's heart disease risk

Normal developmental changes during the teenage years leave young adult men at higher risk of heart disease than their female counterparts, researchers report in Circulation: Journal of the American Heart Association.

21 Apr 2008

Peripheral arterial disease linked to too little vitamin D

According to the results of the latest research peripheral arterial disease (PAD) may be linked to low levels of vitamin D.

21 Apr 2008

Is there convincing biological or behavioral evidence linking vitamin D deficiency to brain dysfunction?

In a definitive critical review, scientists at Children's Hospital & Research Center Oakland ask whether there is convincing biological or behavioral evidence linking vitamin D deficiency to brain dysfunction.

21 Apr 2008

The limits of observational data in determining outcomes from cancer therapy

Certain biases may exist in observational studies that compare outcomes of different cancer therapies, making the results questionable.

21 Apr 2008

GRK5 polymorphism that inhibits beta-adrenergic receptor signaling is protective in heart failure

About 40 percent of African-Americans have a genetic variant that can protect them after heart failure and prolong their lives, according to research conducted at Washington University School of Medicine in St. Louis and collaborating institutions.

20 Apr 2008

Vitamin D and the risk of developing breast cancer

A connection between vitamin D level and the risk of developing breast cancer has been implicated for a long time, but its clinical relevance had not yet been proven.

18 Apr 2008

Acupuncture provides effective relief from hot flushes for women taking tamoxifen after surgery for breast cancer

Acupuncture provides effective relief from hot flushes in women who are being treated with the anti-oestrogen tamoxifen following surgery for breast cancer, according to new research presented today (Friday) at the 6th European Breast Cancer Conference (EBCC-6) in Berlin.

18 Apr 2008

Screening or treatment for prostate cancer?

Is screening or treatment for prostate cancer the reason for decreased mortality in the USA, compared to the UK?

18 Apr 2008

Five-alpha-reductase Inhibitors for prostate cancer prevention

Compared to placebo treatment, taking 5-alpha-reductase inhibitors (5-ARIs) can reduce a man's risk of being diagnosed with prostate cancer from around 5-9% to around 4-6% during up to 7 years of treatment, according to a new Cochrane Review.

17 Apr 2008

Breastfeeding during anti-epilepsy drug treatment does not appear to harm a child's cognitive development

A first of its kind study finds breastfeeding while taking certain seizure medications does not appear to harm a child's cognitive development. The research will be presented at the upcoming American Academy of Neurology 60th Anniversary Annual Meeting in Chicago, April 12-19, 2008.

17 Apr 2008

Boys are twice as likely as girls in the U.S. and Asia to receive growth hormone

Boys are twice as likely as girls in the U.S. and Asia (mostly Japan) to receive recombinant human growth hormone (rhGH) for growth hormone deficiency, illnesses that affect height, and short stature of a non-medical nature.

17 Apr 2008

Scientists cast doubt on value of screening for prostate cancer

Even though deaths from prostate cancer death have fallen in the U.S. since screening became more common, new research is suggesting that this does not justify the need for such tests.

17 Apr 2008

Claim that contraceptive implants are given to underage aboriginal girls rejected

Queensland Health has rejected accusations that GPs are giving contraceptive implants to young girls without parental consent.

16 Apr 2008

How hormone levels affect financial traders

When City traders have high morning testosterone levels they make more than average profits for the rest of that day, researchers at the University of Cambridge have discovered.

15 Apr 2008

Lipitor and Celebrex combined may halt prostate cancer

Researchers at Rutgers' Ernest Mario School of Pharmacy have shown that administering a combination of the widely used drugs Celebrex (celecoxib, a nonsteroidal anti-inflammatory drug) and Lipitor (atorvastatin, a cholesterol lowering drug) stops the transition of early prostate cancer to its more aggressive and potentially fatal stage.

15 Apr 2008