Dr. Rodney Grant Hood MD

As pigmentation cells stop producing the pigment, gray hair is the result. It may also be bleached by the accumulation of hydrogen peroxide, a chemical naturally produced in the body. In most cases, graying occurs by the time an individual is 30-years-old. Most people have gray hair by the time they...

What is bipolar disorder?Bipolar disorder is a mental illness characterized by extreme mood swings. The mood swings can be extremely high or low. They can last a few hours, days, weeks or even months. The mood swings consist of mixed emotions both of extreme happiness or extreme depression.Bipolar...

Anemia is sometimes more commonly referred to as low iron because its root cause is less iron being produced by the body. There are staggering numbers of people increasing in the world every year who are under the torment of this notorious disease. The basic dysfunction starts within the red blood...

What Are Petechiae?Petechiae can be described as marks or blotches that normally appear on the skin and are tiny, round, and purplish or reddish in color. Petechiae are usually pinpoint-sized. Minor hemorrhage (bleeding that is localized below the skin) is the source of petechiae.Although they...

Colds can be stressful, uncomfortable and troublesome. To add to the woes, it spreads soon from one person to another in the family. It can disrupt the normal routines for almost a week with missed school or work, and sleepless nights.How do you control the virus from spreading to everyone in your...

What is HIV?HIV is a virus that was discovered in the 1980s. It attacks a person's immune system, causing it to be too weak to fight outside infections. The HIV virus works by destroying white blood cells, called CD4 cells, in the immune system, and progresses through three stages, the last of which...