Congressional officials confirmed that a letter addressed to Senator Roger Wicker tested positive for ricin, a potentially fatal natural toxin.
While more effective chemotherapy agents have improved cancer survival, not all patients benefit from the drugs.
It’s a basic tenet of smart shopping — compare prices so you can find the best deal. Doctors, however, are often in the dark about what medical tests cost.
Explosions near the Boston Marathon finish line have killed at least two and injured at least 23.
With an aging population, rates of dementia will only climb, yet doctors have few effective strategies for addressing the worst symptoms.
Researchers find using a smartphone app to shed pounds may help dieters stay on track.
Some journalists are asking why the murder trial of a Philadelphia abortion doctor isn’t receiving more coverage.
Unhealthy food environments and sedentary lifestyles certainly contribute to obesity, but they can’t entirely explain weight gain. The latest research points to four new genes that could contribute to the most extreme cases of …
Complying with federal guidelines for healthy meals in schools helps children to stay leaner, according to the latest study on school lunches.
The month in which babies are born can affect how their immune systems develop, and even how vulnerable they are to autoimmune diseases.
An analysis of imported brands found surprising levels of the metal.