Researchers testing effectiveness of Naltrexone: 'Results were about as good as you could hope for.'

Routine mammograms will suffice for many women unless they are at high risk of developing cancer.

Study reveals potential links between changes in a baby’s immune system and increased susceptibility and occurrence of diseases later in life.

Most youth dance classes — from ballet to hip hop — score lower than expected in physical activity.

Parkinson’s disease profoundly affects learning and memory as it progresses, and there currently are no good treatments for these aspects of the disease.

Drug perks up old stem cells in both brains and muscles of mice, pointing the way to drug interventions for humans that would make aging tissues throughout the body act young again.

CellScope technology could help revive efforts to wipe out diseases in Africa by providing critical information to health providers in the field.

Novel retinitis pigmentosa therapy has been created by stem cell researchers.

Biology and math join forces to force superbugs to evolve backward, allowing existing drugs to regain their effectiveness.

Prep Médico will provide scholarships, mentorship and internship opportunities, intensive language training and more, to expand diversity in medicine.

Worrisome news for potential missions to Mars: Long-term galactic cosmic ray exposure can cause permanent dementia-like cognitive impairments.

Epidemiologists suggest harm may come from low levels of vitamin D, which is produced by the body when skin is directly exposed to sunlight.