Following a 2011 study finding that a gene variant may cause a poor response to asthma medications, British investigators plan to launch two large pediatric studies this year.

A new study shows that most doctors wish to avoid prolonged life in old age, even as they deliver high-intensity care to elderly patients living the final days and months of life.

Forget the godly powers of the surgeon. New research shows the soft power of the clinical worker scheduling the surgery, as the death rate varies widely according to when surgeries are performed.

A new handheld breath test for lung cancer may make diagnoses as easy as a visit to the doctor's office or drugstore, without the false positives of more expensive testing.

A new filtration system developed by researchers at the University of Michigan will soon allow farmers to turn manure into water for the herd, making many operations newly viable in drought-stricken regions.

The prostate cancer drug goserelin has been shown effective in clinical trials for improving reproductive health and survivability for young breast cancer patients receiving chemotherapy.

Beginning in fetal development, the female reproductive system gradually winnows its lifetime supply of eggs to produce some of the most genetically viable.

A new look at the economy shows that young adults remain a hard sell for life insurance, particularly when so many lack employer-sponsored health insurance in the United States.

A new German study shows a lowered connectivity in the brain relating to reward and motivation among the heaviest consumers of pornography.

A dental investigator with the National Institutes of Health will begin clinical human trials this year of a laser technique that stimulates stem cells for the regeneration of teeth and, possibly, other human body parts.

A large study from New Zealand contradicts findings from Harvard University investigators, concluding that fluoridated water has no deleterious effect on IQ while promoting dental health.

A new study from Northwestern University shows that rising consumption of "bad" Vitamin E found in canola, corn, and soybean oils is associated with lowered lung functioning.