Hormone News and Research

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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.

More evidence that biological factors play a significant role in the development of sexual orientation

A study of men in Ontario, Canada provides a new twist on the connection between sexual/relational orientation and right or left-handedness.

27 Nov 2007

City women have denser breasts, making them more likely to develop breast cancer

Breast tissue in women may be fatty or glandular or a mixture of both. Women with more glandular breasts show denser tissue on a mammogram and are known to have nearly four times the risk of developing breast cancer than women with fatty breasts.

27 Nov 2007

It's a bald fact...smoking makes your hair fall out!

According to new research apart from the plethora of illnesses associated with smoking the habit can make men prematurely bald.

26 Nov 2007

Oral drug sets a new survival standard for bone marrow cancer

Findings from two large, international clinical trials show "unprecedented" survival for patients with multiple myeloma, a blood cancer that occurs in the blood-making cells of bone marrow.

21 Nov 2007

Threat women face from vascular disease not widely understood

Though arterial vascular disease is widespread and often deadly among older American women, doctors too often fail to spot and treat it, according to a new report by a team of vascular surgeons from the Columbia University Medical Center and Weill Cornell Medical College campuses of NewYork-Presbyterian Hospital.

21 Nov 2007

Trauma earlier in life may result in long-term changes

Researchers have known for years that psychological trauma that results in post-traumatic stress disorder (PTSD) or depression can change how a person responds to stress.

21 Nov 2007

Chlamydia pneumoniae involved in both heart disease and infertility

Outside the laboratory, Anthony Azenabor is outgoing and talkative, an extrovert who laughs heartily at his own jokes.

21 Nov 2007

Sports reduces risk of blood clots

According to a new study published in Journal of Thrombosis and Haemostasis, regular participation in sports reduces the risk of developing blood clots by 39 percent in women and 22 percent in men.

21 Nov 2007

Binge drinking by adolescents increases long-term risk for heart disease

New research into lifelong alcohol consumption reveals that heavy binge drinking by adolescents and young adults is associated with increased long-term risk for heart disease, high blood pressure, type 2 diabetes, and other metabolic disorders.

21 Nov 2007

Experimental obesity drug a success for Danish company

An experimental obesity drug manufactured by a Danish company appears to be a success.

20 Nov 2007

Project aims to deepen the medical and research community's understanding of women's health

Women's bodies and medical needs are vastly different than men's way beyond their reproductive systems.

20 Nov 2007

Hormone norepinephrine may hasten the progression of certain blood cancers

Researchers here have shown that in cell cultures, the stress hormone norepinephrine appears to promote the biochemical signals that stimulate certain tumor cells to grow and spread.

20 Nov 2007

Study shows how men and women differ in their neural responses to psychological stress

According to a study that appears in the current issue of SCAN (Social Cognitive and Affective Neuroscience), researchers at the University of Pennsylvania School of Medicine discuss how men and women differ in their neural responses to psychological stress.

20 Nov 2007

Smoking linked to age-related hair loss among Asian men

Smoking may be associated with age-related hair loss among Asian men, according to a report in the November issue of Archives of Dermatology.

19 Nov 2007

New insight into how cystatin C may lower the risk for Alzheimer's disease

For unknown reasons a protein called amyloid beta aggregates into toxic plaques in the brain, killing neurons.

19 Nov 2007

Melatonin could actually be hurting you at night!

What do you do when a naturally occurring hormone in your body turns against you? What do you do when that same hormone - melatonin - is a popular supplement you take to help you sleep?

16 Nov 2007

Kisspeptin and GPR54 may be the future of ovarian cancer treatment

Kisspeptin and its receptor GPR54 predict a favourable clinical outcome in women with ovarian carcinoma, and are specific for the clear cell carcinoma subtype, research published this week in the online open access journal, BMC Medicine, reveals.

16 Nov 2007

Hormone orexin links sleep, hunger and metabolism

While investigating how the hormone orexin might control sleep and hunger, researchers at UT Southwestern Medical Center have discovered, to their surprise, that it activates a protein, HIF-1, long known to stimulate cancerous tumor growth.

15 Nov 2007

Clear link between lack of sunlight and endometrial cancer

Using newly available data on worldwide cancer incidence, researchers at the Moores Cancer Center at University of California, San Diego (UCSD) have shown a clear association between deficiency in exposure to sunlight, specifically ultraviolet B (UVB), and endometrial cancer.

15 Nov 2007

Head-to-head comparison of Forteo and Fosamax

The osteoporosis drug Forteo works better than Fosamax to strengthen bones in arthritis patients with prednisone-induced osteoporosis, according to a new study from a researcher at the University of Alabama at Birmingham (UAB.)

15 Nov 2007