Dr. William Michael Whitley M.D.

Croup is a very common respiratory infection in children, but it can also occur in adults. It can occur at any point and is quite infectious since the virus is often being dispersed through the air, which causes the infection to spread to others. Although rare, croup can also be caused by bacterial...

One of the most common reasons why people visit their doctor is their back pain. According to the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), 8 out of 10 people have some type of back pain. The pain originates in the spine and can manifest in multiple forms. The...

How Is Cholera Related to Diarrhea? Cholera is an infection that occurs in the small intestines. It is caused by a bacterium known as Vibrio cholerae. The disease is acquired through the intake of contaminated food or water. When an infected person defecates and then clean water comes into contact...

Bacteria are microorganisms that thrive in the environment, but they are not always harmful. There are a number of vital functions that are performed by bacteria, which are essential for our day-to-day living. However, sometimes, these bacteria may leave harmful strains on or inside our body. When...

What is biotin?Biotin is a water-soluble vitamin also known as vitamin B7. This vitamin is critical for an organism's growth and development. It also serves as a coenzyme of carboxylase enzymes and is involved in the metabolism of carbohydrates, fatty acids, and amino acids. Biotin is required to...

Urine Culture and Sensitivity TestA urine culture is a laboratory test that can identify specific types of germs that cause urinary tract infections. A urinary tract infection occurs when bacteria enter the urinary system through the urethra. Bacteria can rapidly grow and multiply, and cause an...