Dr. John David Berryman MD

Recommended Articles

• 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,...

• How Birth Control Pills Can Treat Oligomenorrhea

  What is oligomenorrhea?Oligomenorrhea is infrequent menstrual flow or very light menstruation. Women with oligomenorrhea often have around 4-9 periods per year, usually occurring with intervals of more than 35 days. When there is an absence of menstrual flow for more than six months, oligomenorrhea...

• Nausea During Pregnancy: What Causes Nausea and How to Treat it

  Nausea is that weird and unpleasant sensation in your stomach which makes you want to throw up or vomit. It is generally a feeling associated with the upper abdominal region. Nausea is also known as qual and is a feeling that can be triggered due to a number of reasons including the side effects of...

• What Is the Bariatric Surgery Diet?

  Bariatric Surgery is a type of procedure done by well experienced surgeons with the purpose of reducing weight. It is an operation also referred to as weight loss surgery. Bariatric Surgery is mostly performed on people who are obese.How Is Bariatric Surgery Done?Bariatric surgery is a process that...

• Prenatal Exposure to Fever May Lead to Autism, Study Finds

  Children with autism often see things more clearly, hear things more loudly, smell things more strongly, feel things you don't, and taste things differently. Once a highly stigmatized and rarely understood disability, autism spectrum disorder has received a wealth of attention and research over the...

• How Is Genital Herpes Transmitted?

  Genital herpes is one of the most common sexually transmitted diseases. It is associated with blisters or sores on the genitals. People with genital herpes may also experience flu-like symptoms. Most people with genital herpes may not experience any symptoms and may go on living normally without...