Isaac Daniel Johnston MD

What is Vistaril (hydroxyzine)?Vistaril is a medication used to reduce central nervous system activity. It is an antihistamine drug that can help reduce the effects of histamine in the body and relieve symptoms of allergy, such as histamine-induced itch, hives, and contact dermatitis.Vistaril is...

You might have heard about chlorophyll at some point in your life--everyone who has gone to school has been told by their science teacher about how plants make their own food from sunlight. However, not everyone knows that the green substance commonly for imparting the color green to plants actually...

A micropenis is a penis that is smaller than an average human penis size. It is smaller than 7 cm or 2.7 inches when erected or smaller than 4 cm or 1.5 inches when flaccid, which is actually two and a half times smaller than the average penis.It affects about 0.6 percent of men, so it is a very...

Dehydration is the term used to describe the state of the human body when it is loses more body fluid than you take in. Body fluid, mainly water, is lost through sweat, tears, vomiting, urine and diarrhea. Dehydration could vary from mild to severe based on a number of factors, such as weather...

There are a variety of causes as to why you are experiencing lower back pain. Back pain may result from underlying health conditions such as connective tissue diseases, which include different types of arthritis, fibromyalgia syndrome, or sciatica (nerve root pain). Lower back pain can also be...

Lice lay their eggs called nits, which are placed on the hair shaft. Nits look more like dandruff but they cannot simply be shaken out of the hair like dandruff. To get rid of lice eggs, you have to follow certain steps and make sure that their eggs or nits are completely removed from the...