Bruises often seem harmless, but sometimes they reveal more than just a bump or a knock. While most are caused by everyday mishaps, unexplained or frequent bruising can be a sign worth paying attention to. Knowing why they happen—and when to seek medical advice—can make a real difference.What Exactly Is a Bruise?
Medically called ecchymosis, a bruise forms when tiny blood vessels beneath the skin break and leak blood into surrounding tissues. Unlike cuts, where blood escapes outside the body, bruises remain trapped under the skin. As the body heals, the discoloration changes—red or bluish at first, then purple, green, yellow, and finally fading away.
Most bruises come from simple accidents, like bumping into furniture or knocking an elbow against a wall. But when they appear often or look unusually severe, it may point to deeper health concerns or nutrient imbalances
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