Scientists have uncovered two related cytokines and associated genetic markers that may explain why some people develop progressive multiple sclerosis, or MS.

New findings in a multi-state study reveal Hispanic patients have the highest rates of uninsured clinic visits.

Researchers report that Medicare spent over $1 billion in a five-year period for a drug that has not proved more effective than a cheaper alternative.

A new study focused on the research and development spending of some pharmaceutical companies found the cost of bringing a cancer drug to market was significantly less than previously reported.

U.S.-born children whose parents face possible deportation are at higher risk for stress-related mental health disorders, according to a study published in the journal Science.

Study analyzed genetic sequencing data from 2,300 families; focused on identifying low-lying genetic mutations.

Studies suggest receiving a shingles vaccine prior to starting treatment for rheumatoid arthritis can elicit greater immune responses.

Study indicates that a common class of antidepressants may worsen tinnitus.