Dr. Thomas Xu M.D.

Recommended Articles

• What Is IBS with Diarrhea (IBS-D)?

  If you are suffering from IBS-D, you may experience belly pain that is usually associated with irritable bowel syndrome (IBS) and you will be forced to make several trips to the bathroom. The letter "D" stands for "diarrhea".General CausesThere is no actual cause of IBS-D. However, the following are...

• When Could Polydipsia Be a Sign of Something Serious?

  Extreme thirst is medically referred to as polydipsia, which is believed to be the first signs of diabetes. Polydipsia can also be accompanied by dry mouth, which could be constantly or temporarily experienced.In order for the body to function properly, it is important to drink an adequate amount of...

• How to Stop a Cold From Spreading

  Colds can be stressful, uncomfortable and troublesome. To add to the woes, it spreads soon from one person to another in the family. It can disrupt the normal routines for almost a week with missed school or work, and sleepless nights.How do you control the virus from spreading to everyone in your...

• Do I Have a Vitamin D Deficiency?

  If you are a person who does not get adequate exposure to sunshine and also fails to have foods rich in it vitamin D, deficiency is the end result. This is very common in vegetarians, as this vitamin is mostly present in fish and eggs. Many products are now fortified with this vitamin to reduce the...

• Are Vitamin D-Rich Foods Better than Vitamin D Supplements?

  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...

• What Do Tonsils Look Like?

  Introduction Tonsils are a pair of lymphoid tissues that are located at the back of the throat. They belong to the lymphatic system and help fight infections. Normally, they are pinkish in color. However, sometimes, tonsils become enlarged, red, and irritated when they get infected.When they are...