Dr. Howard David Pettigrew MD, PHD

Have you ever looked in the mirror and questioned your age? Are you younger than you look? Blame your diet!Aging is an inevitable natural process, and the latest nutraceuticals created to make you look younger aren't always effective. An unhealthy diet can encourage the aging process, which can make...

What is tonsillitis?Tonsils are two glands located at the back of the throat and can be seen through the mouth. These glands help prevent infections from developing in the body. Tonsillitis happens when the tonsils become inflamed or infected by viruses or bacteria. Tonsillitis is a common...

Apples are contaminated with pesticides and tops the list of ‘dirty dozen’, while onions are rated as the best among the ‘Clean 15’. The ratings are provided by consumer advocates at the nonprofit Environmental Working Group (EWG), based on the pesticides test conducted by the U.S....

Here is a list of the top 10 dangerous diseases men can face in their lifetime. Don't be alarmed; many of these diseases are preventable and treatable. 1. Heart attack and cardiac arrestHeart attacks are caused by a blockage of any arteries that supply blood to the heart. Arteries can get clogged...

A recent study published in, The Lancet, shows that daily light exercise of 15 minutes per day can increase the life expectancy by three years and lower the risk of death by 14%. This is especially true in the case of people who are inactive. In this study, the researchers compared inactive people...

The ABO (A, B, AB, or O) blood group system is used to classify different types of antibodies in the plasma and antigens in the red blood cells (RBCs). The ABO blood group and RhD antigen determine the type of blood that is a perfect match for blood transfusions. The four ABO blood groups are: ...