Dr. Grant Wilkes Stephenson M.D.

What is vitamin D?Vitamin D is an important element to building strong and healthy bones as well as good overall health. It is also a vital nutrient that makes sure that the brain, lungs, heart, and muscles function well.Vitamin D is a fat-soluble vitamin. The body can make its own vitamin D when...

Cholera is an infection that is caused by a bacterium known as Vibrio cholerae, which attacks the small intestines. This disease is extremely contagious, especially in areas where there is poor sanitation or during disasters such as floods. It is capable of killing people who are infected within...

Lyme disease is an infectious disease caused by four different species of bacteria. In Europe and Asia, it spreads through Borrelia afzelii and Borrelia garinii, while in the USA, it spreads through Borrelia burgdorferi and Borrelia mayonii. The disease is transmitted to humans via a common...

IntroductionA small bump on any part of the body is always a troublesome affair. Has anyone wondered whether it is just a boil or a pimple? Although the two often look so similar, they are actually two different things. A pimple and a boil may start out similarly, wherein there would be a reddish...

What is atherosclerosis?Atherosclerosis is also known as arteriosclerotic vascular disease or ASVD. It is a particular type of arteriosclerosis in which an artery wall gets thickened as an effect of attack and accumulation of white blood cells and rupture of the intimal smooth muscle cell producing...

In the early 19th to the 20th century, parents would have been surprised to know that future generations would be free from childhood diseases. Diphtheria was then one of the most common diseases that took the lives of thousands of children, while polio left thousands of children crippled. Measles...