Disease and Conditions

Overview Rabies is a deadly virus spread to people from the saliva of infected animals. The rabies virus is usually transmitted through a bite. Animals most likely to transmit rabies include bats, coyotes, foxes, raccoons and skunks. In developing countries of Africa and Southeast Asia, stray dogs are the most likely to spread rabies to people. Once...

Risk factors High blood pressure has many risk factors, including: Age. The risk of high blood pressure increases as you age. Until about age 64, high blood pressure is more common in men. Women are more likely to develop high blood pressure after age 65. Race. High blood pressure is particularly common among people of African heritage,...

Overview High blood pressure is a common condition in which the long-term force of the blood against your artery walls is high enough that it may eventually cause health problems, such as heart disease. Blood pressure is determined both by the amount of blood your heart pumps and the amount of resistance to blood flow in...

Risk factors A number of factors can increase your risk of hair loss, including: Family history of balding, in either of your parent's families Age Significant weight loss Certain medical conditions, such as diabetes and lupus Stress Prevention Most baldness is caused by genetics (male-pattern baldness and female-pattern baldness). This type of hair loss is not preventable. These...

Overview Hair loss can affect just your scalp or your entire body. It can be the result of heredity, hormonal changes, medical conditions or medications. Anyone can experience hair loss, but it's more common in men. Baldness typically refers to excessive hair loss from your scalp. Hereditary hair loss with age is the most common cause...