Health topics

Sicknesses of this body part:

Photosensitivity

Photosensitivity is an abnormally high sensitivity to sunlight. Most people are at risk of developing sunburn during long exposure to sunlight. Exposure to ultraviolet rays from the sun can also lead to skin damage and skin cancer. People who are…

Perfectionism

Perfectionism is a form of irrational thinking. People with perfectionism hold themselves to impossibly high standards. They feel that what they do is never good enough. Perfectionism makes people feel unhappy with their lives. It can also cause them to…

Paleness

Paleness, also known as pale complexion or pallor, is an unusual lightness of skin color when compared with your normal hue. Paleness is caused by reduced blood flow or a decreased number of red blood cells. Paleness can be generalized…

Paranoia

Highlights People with paranoia may feel like they’re being persecuted or that someone is out to get them. Everyone experiences paranoid thoughts at some point in their life. Dementia, mental illness, and drug abuse can cause paranoid thoughts. Paranoia is…

Opisthotonos

Opisthotonos is a type of abnormal posturing caused by strong muscle spasms. It mainly affects babies and young children because their nervous systems have not fully developed. Some of the conditions associated with it are serious, so prompt medical care…

Ophthalmoplegia

What is Ophthalmoplegia? Ophthalmoplegia is the paralysis or weakness of the eye muscles. It can affect one or more of the six muscles that hold the eye in place and control its movement. There are two types of ophthalmoplegia: chronic…

Obesity

What Is Obesity? Obesity is an epidemic in the U.S. This condition puts people at a higher risk for serious diseases, such as type 2 diabetes, heart disease, and cancer. According to the Centers for Disease Control and Prevention (CDC),…

Neck Pain

Neck Pain

Neck Pain Your neck is made up of vertebrae that extend from the skull to the upper torso. Cervical disks absorb shock between the bones. The bones, ligaments, and muscles of your neck support your head and allow for motion….

Nausea & Vomitting

What Are Nausea and Vomiting? Vomiting is an uncontrollable reflex that expels the contents of the stomach through the mouth. It is also called “being sick,” or “throwing up.” Nausea is a term that describes the feeling that you might…