Dr. Crista L Crisler MD

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,...

A new government report shows that pregnant white women have higher rates of smoking than African-American or Hispanic women. The report shows that 21.8% of pregnant white women smoke while the rate was found to be 14.2% among African-American women and 6.5% of Hispanic women.But this report,...

What is an intrauterine device or IUD?An intrauterine device or IUD is a tiny, T-shaped birth control device. It is basically a plastic device, which is wrapped in copper. It also contains certain hormones. An IUD is inserted into the uterus by a doctor. There is a plastic string tied to the end of...

Cervical cancer affects the cervix, which connects the uterus and vagina. The endocervix is the part of the cervix that is closest to the uterus, while an ectocervix is nearer to the vagina. Most cases of cervical cancer begin in the cell at the transformation zone. This zone is where the two main...

Male circumcision has been a highly debated topic with arguments both for and against it. Various religious and traditional practices across the globe favor circumcision. However, there are also large sections of the population in other parts of the world where circumcision is not recommended by...

Urinary tract infections (UTIs) are a common form of infection that affects the bladder, kidneys and the tubes that connect them together. They are quite common and account for almost 8.1 million visits to health care professionals every year. A UTI can easily be diagnosed and treated by a health...