Vector biologist Anthony James takes a fresh look at how mosquitoes transmit malaria and other diseases.

BPA, found in plastics and food containers, can alter the body's metabolism, making it difficult for children to lose weight.

Programs that try to get employees to become healthier and reduce medical costs have a limited effect on either.

UCSF researcher\'s new book casts the sweet stuff as a toxic contributor to obesity.

Prions, long studied by UCSF professor and Nobel laureate Stanley Prusiner, build up in the brain to cause Alzheimer's and other dementias. Now they're linked to post-traumatic stress disorder in combat veterans and in the brain damage of athletes who have suffered repeated concussions.

Donation will fully fund costs for select students; with previous gift, it makes David Geffen the largest individual donor in the history of UCLA.

A two- or three-drug combination given to infants of HIV-positive mothers within 48 hours of birth cut infection rates to half of what was achieved with AZT alone.

Study of simian immunodeficiency virus yields insight into varied reaction to virus in humans.

Formula-fed infants experience metabolic stress that puts them at risk for obesity, diabetes and other health problems.

Panel recommends new, personalized strategies to reduce overtreatment of malignancies

Link between memory and cravings appears to hold sway over addiction relapse.

Researchers pinpoint mechanism that consolidates information for long-term memory.