Dr. Joel S Perlmutter MD

Causes of Fainting A person faints or loses consciousness for a brief time when the brain does not get enough oxygen. Fainting or passing out is also medically called syncope. Before fainting, people may experience lightheadedness, dizziness, weakness, and nausea. Others describe fainting as...

Sex, one of the many natural aspects of human behavior, involves passion, immense trust, and great vulnerability as people find themselves sharing a close and physically intimate moment with another person. It offers a brief moment of liberation from the often time dull reality or for some, a way...

They say that the loudest voice comes from action. Most youth are currently fighting for or against something. It is truly common for people at present to let themselves be heard and spread awareness of the advocacies they champion. One would notice via television newscasts, newspapers, and articles...

Lyme disease is found all over the world, with the only exception being Antarctica, which means that it is possible to get the disease virtually anywhere in the world.What Causes Lyme disease?The main cause of Lyme disease is a spirochetal bacteria found under the Borrelia genus collectively known...

A few cells in the immune and nervous systems have vitamin D receptors that are found on the cells’ surface. It is here where they receive chemical signals. When a cell attaches itself to a receptor, the chemical signals trigger the cell to perform an activity, such as to divide in multiple ways...

What is dementia?Dementia refers to the loss of brain functions, including memory, thinking, language development and behavior that may affect the daily life of a patient. Many people have slight loss of memory when they are old, but if the memory loss gets worse with time, it indicates dementia....