Dr. Biraj D. Shah M.D.

IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

A new brain imaging study has shown that meditation, even a brief instruction, helps to reduce the intensity of pain. Most of the participants of the study reported to have a reduction in pain after four 20-minute sessions of mindfulness meditation instructions....

Hemorrhoids are caused by an increase of pressure in the anal and rectal veins. This pressure can be caused by standing or sitting for too long, poor posture, anal intercourse, and many other things. However, the most common root causes of hemorrhoids are dietary and lifestyle choices. This means...

Dry mouth is a very common condition characterized by unusual dryness in the mouth. Along with the inconvenience that it causes, it also affects the taste of food and health of the oral cavity. The mouth becomes unusually dry when the production of saliva is inadequate. This condition is found to be...

Almost every cell in the body has a primary source of energy, which is usually glucose. However, when the body doesn't have enough glucose, the liver responds by producing chemicals known as ketones, converting stored fatty acids into ketone bodies. Ketones are used as a backup fuel source when...

Interstitial cystitis, also known as painful bladder syndrome, is a chronic condition of the urinary bladder that causes extreme pain and discomfort. It mostly affects women, but may be seen in men as well. Interstitial cystitis often causes mild to severe pain in and around the pelvic area....