David Penn MD

Recommended Articles

• Treatment for Itchy Nipples

  Itchy NipplesMany women will experience itchy nipples at some point in their lives. There are many factors that contribute to itchy nipples. Many of its causes are not serious, but it is also important not to ignore the symptoms.PregnancyItchy nipples can be due to hormonal changes, increased breast...

• How Serious Is Bell's Palsy?

  What is Bell’s Palsy?Bell’s palsy is a medical condition that causes temporary weakness or paralysis of the facial muscles. This medical condition is named after the Scottish anatomist named Charles Bell. He was the first one to describe the condition. Bell's palsy usually happens when the...

• Paronychia Treatment

  What is paronychia?Paronychia is a form of skin infection that occurs around the fingernails and toenails. Bacteria, Candida (yeast), or a combination of both microorganisms usually cause this infection. Paronychia may gradually or suddenly develop depending on the root cause of the infection. Its...

• Croup: Making a Diagnosis

  Croup is a common viral infection among children. It causes inflammation and swelling of the trachea (windpipe) and larynx (throat). As a result, a barking cough and noisy breathing often occur. Children under five years old are the most susceptible to the condition.Children who contract croup...

• 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,...

• What Are the Risk Factors for Lung Cancer?

  A risk factor could be any one of numerous influences that make you prone to developing cancer. There are unavoidable factors that you have no protection against. Some of these are a family history of genetically inherited traits, and age and gender issues. There are wholly avoidable factors such...