Chronic pain has long forced patients into a trade-off between constant discomfort and the side effects of powerful drugs. A new brain-training video game suggests that, for at least some people, ...

Some 2.3 million of U.S. adults older than 65 — more than 4% — have a diagnosis of dementia. But even without a diagnosis, a certain amount of cognitive decline is normal as age sets in. And whether ...

If you’ve ever refused to knock down a game’s difficulty level, or chased a purposefully pointless achievement, you might have this pernicious but pleasurable affliction ...