Dr. Bill F Hefley M.D.

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...

Allergies have a direct connection with the immune system of a person.Primarily, our body’s defense system is meant to create a defense mechanism against various diseases that cause germs or bacteria. However, for people who have allergies, this defense mechanism also combats harmless substances...

Millions of people in United States are affected by different types of allergies. Knowing what causes or triggers an allergic response is important in extending an appropriate and effective treatment for the allergy. With the development of technologies, a number of new medical tests have been...

The film Peter Rabbit is a modern take on the classic children's story. But, this film isn't without controversy. Parents of children with food allergies, and even parents of children with celiac disease, have recently decided to boycott the film altogether.But, why?It started when snippets from the...

Seasonal allergies are very common in the United States, especially during the fall. Just like spring and summer allergic reactions, fall allergies may also cause a number of symptoms that may make you wary of going out to have some fresh air.Some of the common causes of fall allergies include:...

What is multiple sclerosis (MS)?Multiple sclerosis is a medical condition that affects the brain and the spinal cord. A few of the early symptoms of the disease are numbness, tingling sensation, blurry vision, and feeling weak. In this disease, the immune system tends to attack the myelin, which is...