Washington, D.C., and other cities are making inroads against spread of HIV/AIDS.

Worker wellness is a $6 billion industry, but there's little evidence it improves health or saves money.

In Massachusetts, working out can benefit your body and your bank account.

New FDA rules require more food sellers to reveal number of calories in what they sell.

McDonald's appears to agree with customers who see new FDA-approved genetically modified potato as unhealthy.

Researchers are optimistic about recent efforts to delay the effects of aging and, perhaps, extend life spans.

'Geeky problem solvers' who keep tabs on people potentially exposed to Ebola.

Encouraging jobs reports, JPMorgan's data breach and Facebook's new health focus.

How money for 'mice hotels' could improve medical care for women.

While the market for an Ebola vaccine is small, the payoff of production is big.