On Aging

"I am not here to be champion. I am here to prove that at 105 years old you can still ride a bike," Frenchman Robert Marchand said.

Your noisy roommate probably won't like paying cold cash to get electric shocks. And that may not stop the snoring, sleep doctors say. Fortunately, there are other ways to turn down the volume.

Some older people don't have children or other family members to fall back on when they need care. Instead, they find that networks of friends can take up the slack.

Little Brothers, which operates in San Francisco and several other cities, sends volunteers to brighten up the lives of isolated elderly people, helping them reduce the risk of serious illness.

Yoga has been promoted as the cure for many ills, from diabetes to insomnia. Scientific proof is mixed. But this skeptic says if yoga makes climbing the stairs hurt less, that's good enough.

A woman with ALS was able to type just by thinking about the letters, and people with cancer found their anxiety and depression erased by a single encounter with magic mushrooms.

The failure of an experimental drug that targets clumps of protein inside the brains of Alzheimer's patients called into question one of the leading theories about the cause of the dementia.

Dying in America doesn't always go the way we plan. One terminally ill man's hope to be disconnected from his respirator and donate his organs was almost thwarted, despite his best laid plans.

Doctors have commonly managed the persistent pain of people over 65 with prescription opioids. But that has left some still in pain, and with a physical and emotional dependence that can ruin life.