Dr. Victor Samuel Wahby MD, PH.D., FACP

What is vitamin D?Vitamin D is a unique fat-soluble vitamin that plays a significant role in many aspects of health. Also referred to as the sunshine vitamin, it stands out from other types of vitamins since the body can produce vitamin D through sunlight exposure. With 20-25 minutes of daily sun...

Background noise from the TV, when we leave it on without watching it, may affect young children, reports a new study. The study also reports that children in U.S. are exposed to an average of four hours of background noise from the TV. The results from the study were presented in the International...

Milk thistle is a native plant of Europe and an integral part of the medicine for gall bladder and liver disorders. The active ingredients in this herb are flavanoid and silymarin, which have both antioxidant and anti-inflammatory properties.Some of the common uses of the herb include:...

What is a nasal congestion?Cold, flu, and sinus infections are often few of the culprits that lead to sinus and nasal congestion. Most people must have experienced sinus-related pain and pressure in some point of their lives, and often, people tend to recover without taking antibiotics or any other...

Talking during slumber without being aware of it is very common and is not considered a serious condition. For some people, it is just a series of mumbling, while for others it is in the form of complicated dialogues. It is commonly noted in small children and in males. In most cases, the individual...

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...