Dr. Janet Tseng M.D.

Recommended Articles

• What If I Refuse to Vaccinate My Baby?

  What are vaccine exemptions?There are state laws that establish compulsory vaccination for school children both studying in public and private schools as well as daycare facilities. However, certain exemptions may be offered for religious and personal or conscientious reasons in some states. What...

• How Long Can Sperm Live?

  Introduction An average man ejaculates 1/2 teaspoon to 1 teaspoon of semen. This small amount of semen contains millions of sperm cells. It only takes one sperm to fertilize an egg, but each sperm has a limited life span, which begins once it leaves a man's body.For a couple trying to have a baby,...

• Causes, Treatment, and Prevention of Petechiae

  Petechiae are tiny dots that appear as red, brown, or purple in color beneath the skin. They are usually seen in clusters on the stomach, buttocks, arms, and legs. However, they may also appear inside the mouth or on the eyelids. Petechiae may indicate different conditions, which can range from...

• Is Tonsillitis Contagious?

  What is tonsillitis?Tonsils are two glands located at the back of the throat and can be seen through the mouth. These glands help prevent infections from developing in the body. Tonsillitis happens when the tonsils become inflamed or infected by viruses or bacteria. Tonsillitis is a common...

• Urine Culture and Sensitivity Test: What Is It?

  Urine Culture and Sensitivity TestA urine culture is a laboratory test that can identify specific types of germs that cause urinary tract infections. A urinary tract infection occurs when bacteria enter the urinary system through the urethra. Bacteria can rapidly grow and multiply, and cause an...

• What Is Acid Reflux: Causes, Treatment, and Prevention

  Acid reflux is a common condition wherein a person feels an internal burning pain in the lower chest area due to the stomach acid backflow into the esophagus (food pipe). Once in a while, acid reflux may be experienced. It is a common condition, which you should not worry about. However, if you...