Dr. Robert Thomas Johnston MD

Uncontrollable shivering is characterized by the rapid shifting between muscle relaxation and contraction. It is through these contractions that the body warms itself up when exposed to cold. Shivering is not always accompanied by fever. In some cases, shivering may occur before the onset of...

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...

Sperm cells in the testicles are able to mimic the embryonic stem cells and can develop into any of the adult cells in the body. These germ cells, also called spermatogonial cells, belong to the adult stem cells and are the precursor of sperm cells.Based on a new study published in the online...

Humans have approximately 60 percent of water in the body. Even if 1.5-2 percent of that water is lost, mild dehydration will start, which can lead to severe dehydration requiring immediate medical attention. Because your mood, energy level, and coordination deteriorate with the loss of body fluids,...

Oral thrush or oral candidiasis is an infection of the mouth caused by the fungus, Candida. This fungus is also known as yeast. It is normal for Candida organisms to live in our bodies since they are generally harmless. However, when they overgrow, they can cause infections. Such infections can...

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:...