Dr. Mark Alan Harvey MD

Recommended Articles

• The Four Stages of Hemorrhoids

  Although sometimes embarrassing, hemorrhoids are quite common. Statistics indicate that one in every two people has had hemorrhoids at least once in their lifetime. Both men and women are affected by hemorrhoids.There are two types of hemorrhoids; internal and external. Internal hemorrhoids, as the...

• The Causes, Risk Factors, Symptoms, Diagnosis, and Treatment of Oesophageal Thrush

  Oesophageal thrush is a yeast infection of the throat. It is also known as oral candidiasis or oropharyngeal candidiasis. A healthy person is unlikely to develop this condition. It affects only those with a weakened immune system such as patients with HIV, cancer, and those on immunosuppressive...

• What Could Halitosis Mean?

  IntroductionHalitosis is also referred to as bad breath in layman’s term. Having bad breath can be embarrassing and may sometimes cause anxiety. Bad breath is commonly experienced by people. In fact, 1 in every 15 people experiences halitosis on a regular basis. Halitosis has a number of...

• Vitamin D Deficiency Signs and Symptoms

  What is vitamin D?Vitamin D is an important element to building strong and healthy bones as well as good overall health. It is also a vital nutrient that makes sure that the brain, lungs, heart, and muscles function well.Vitamin D is a fat-soluble vitamin. The body can make its own vitamin D when...

• What Causes Back Pain?

  Back pain is a painful condition that can stop you from carrying on with your normal duties. It is impossible for a normal person to stay still at all times; every now and then we find ourselves either bending, stretching or twisting. Tests and DiagnosisDuring the first visit to your doctor, a...

• 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,...