Bruises are the most negligible form of under-skin or internal bleeding. When any part of the skin gets a sharp hit there might be instant pain but the internal bleeding stay unnoticed. Whenever one gets injured, bruises show up. But most of them are harmless and do not cause much complications. Bone fractures can cause bruises when they break off. Some fibers of the bone break to show the bruise on the skin. Blunt hit on the skin is a reason of intramuscular bruises. The blood vessels that are there under the skin get broken because of blunt knock which feature bruises.

These bruises are extremely painful which can be a reason of serious complications. Hence it is advisable to consult a physician when they appear. The third and least minor cruises are the subcutaneous ones. These are caused when the underlying vessels of the skin get ruptured. In fact some of these bruises remain unobserved because there is no severe pain in these. The only manifestation can be the brown or purple color of the skin. Often hemophilic people get bruises easily which disappear after a few days. Resting the bruises and or applying ice on them can help in reducing the pain.