Dr. Brett Edward Jeffrey D.O.

Recommended Articles

• The Human Heart: Function, Chambers, and Location

  IntroductionThe human heart is a part of the cardiovascular system that is situated in the middle of the chest between the lungs. Its exact location is slightly positioned to the left and behind the sternum (breastbone). The size of the heart is approximately the size of your fist. Its function...

• What Are the Early Signs of Lung Cancer?

  Lung cancer allows a five-year survival limit, and that is if the disease has not spread elsewhere in the body. This is all the more reason to be alert to early warnings of cancer’s approach. With early detection, cancer survival ratings improve remarkably.1.   Misery and mood swingsCarrying the...

• 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,...

• Pregnancy Symptoms

  Symptoms of pregnancy vary from one woman to another and also from one pregnancy to another. One of the most common and important symptom of pregnancy is a delayed or missed period. However, some of the early symptoms of pregnancy are similar to those of menstruation, and hence are often ignored or...

• What Tests Determine Conjunctivitis?

  Conjunctivitis is a very unpleasant eye condition that may cause discomfort and pain in the eyes. This disease has to be medically treated. Thus, it’s important to determine the causes and triggers of this disease. If you suspect that you have conjunctivitis, you should visit an ophthalmologist to...

• What is Sinusitis? Get the Facts

  The sinuses are four interconnected hollow spaces within the cranial bones of the face. These airy cavities exist as mirror opposites on either side of the nose and under the forehead. They are lined with mucus-secreting epithelium and thin hair-like growths called cilia. Acute infection,...