It's not just grandma with a new hip and your uncle with a new knee. More than 2 of every 100 Americans now have an artificial joint, doctors are reporting.
The World Health Organization says your daily sugar intake should be just 5 percent of your total calories - half of what the agency previously recommended, according to new draft guidelines published Wednesday.
Exciting research suggests that a shot every one to three months may someday give an alternative to the daily pills that some people take now to cut their risk of getting HIV.
A medical group of epilepsy experts on Monday called on the federal government to reconsider classifying marijuana as a dangerous drug so its impact on seizures can be studied.
Those "Nutrition Facts" labels that are plastered on nearly every food package found in grocery stores are getting a new look.
Snack and soda makers that often are blamed for fueling the nation's obesity rates also play a role in educating the dietitians who advise Americans on healthy eating.
Even the scoreboards in high school gyms will have to advertise only healthy foods under new rules announced Tuesday by the Obama administration.
Federal health regulators will consider this week whether to green light a provocative new fertilization technique that could eventually create babies from the DNA of three people, with the goal of preventing mothers from passing on debilitating genetic diseases to their children.
The Food and Drug Administration is seeking to revamp its system for regulating hundreds of over-the-counter drugs, saying the decades-old process is not flexible enough to keep pace with modern medical developments.
For many older Americans who lost jobs during the recession, the quest for health care has been one obstacle after another. These luckless people, most in their 50s and 60s, have emerged this month as early winners under the nation's new health insurance system.
Using videos that claim to teach toddlers, or flash cards for tots, may not be the best idea. Simply talking to babies is key to building crucial language and vocabulary skills - but sooner is better, and long sentences are good.
Women have a higher risk of blood clots that can cause strokes, heart attacks and other problems for 12 weeks after childbirth - twice as long as doctors have thought, new research finds.
There may be a link between weather and the risk of suffering a stroke, say researchers who analyzed climate trends and hospital records on millions of Americans.
A drugmaker working to develop a pill to boost sexual desire in women says regulators are demanding more studies on the experimental drug.
Federal health experts are taking a second look this week at the heart safety of pain medications used by millions of Americans to treat arthritis and other everyday aches and pains.