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While it may be normal if you bruise easily, it can also be a symptom of an underlying health condition. Learn why you're bruising on your legs and when you need to see your doctor.
Bruising may occur for no apparent reason on the legs. Unexplained leg bruising can be due to liver disease, nutritional deficiencies, autoimmune conditions, and other disorders.
Certain health conditions, medications, and even inherited disorders can cause random bruising. Consuming certain nutrients may help reduce your risk. Random bruising usually isn’t cause...
When a person bruises easily, they may experience random and unexplained bruises from everyday activities and events that would typically not affect someone else. For example, they may get a black-and-blue after gently knocking their leg against a desk.
Most bruises form when small blood vessels (capillaries) near the skin's surface are broken by the impact of a blow or injury — often on the arms or legs. When this happens, blood leaks out of the vessels and initially appears as a dark mark.
But bruising easily with no obvious cause can be a symptom of a serious medical condition, such as kidney or liver disease and blood cancers. Most bruises are caused by trauma or injuries and will heal on their own.
Random bruising on your legs (as well as on other body parts) can cause unsightly skin discoloration as a result of a mild trauma or injury. Many people find that they have unexplained bruising on legs and want to know what causes bruises to appear for no apparent reason.