Dr. Donald E. Mchard MD

Recommended Articles

• What are the Risks of Dehydration?

  Children and senior citizens are more prone to dehydration, although, the problem may affect individuals in any age group. It is growing concern among health care providers as people are unaware of the complications that may arise out of dehydration or they refuse to take the implications seriously....

• Sore Tongue

  The tongue is made up of different muscles that help us speak, swallow, chew, or taste food. So when we have a sore tongue, it can be quite hard to ignore.Although a sore tongue is not always a cause for concern, emergency medical attention may be required in some cases, such as rapid tongue...

• Tylenol-Codeine Side Effects

  OverviewTylenol (acetaminophen) and codeine are used for the treatment of mild to moderate pain. Aside from pain, acetaminophen is also used to reduce fever. Tylenol is not a habit-forming drug. However, when this drug is taken in large dosages, serious liver damage including other negative side...

• What Is a Normal Heart Rate?

  What is heart rate?The heart rate is the number of heartbeats that occur per minute. The normal heart rate depends from person-to-person. As people get older, the heart rate changes and pulse regularity may change, which can signify heart problems or other medical conditions. Your heart rate may...

• 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,...

• Why Do Some Vaccines Have to Be Injected Twice?

   What is active immunity?...