Feudalism - Etymology. 1  The term fÃ©odal was used in 17th-century French legal treatises (1614) [14] [15] and translated into English legal treatises as an adjective, such as feodal government.
Dr. Donnica: Unexplained bruising is very common in women. As you suspected, the most common causes are bumping into things without realizing it. Some people are more susceptible to bumps and some people bruise more easily than others.
Blood disorders such as hemophilia and leukemia can cause unexplained bruising, often because your blood fails to clot properly. If you have severe and frequent unexplained bruising, it's a good idea to see a physician to rule out such disorders, especially if it seemed to come on suddenly.y Dr. Mercola. Any type of traumatic injury, such as a fall, can cause capillaries (small blood vessels) near your skin's surface to break and leak red blood cells. This causes the reddish-purple or black and blue appearance of bruises on your skin.