Ramming a shin into a coffee table. Bumping a knee into that rod under your desk. Taking a tumble off a bike. These things tend to hurt like [redacted], so you probably won’t be surprised when you ...

Everybody gets the occasional bruise on their arms or legs, and it’s normal not to remember the small injury that caused it. Bruises typically aren’t a big deal, and they usually go away within a week ...

Waking up in the morning with a bruise you don't remember causing is not unusual for anybody. But if this starts to happen more and more often, or if you start to develop bruises from seemingly minor ...