Dr. Lewen Zheng M.D.

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...

• Summer Danger: Above Ground Pools Linked to Most Child Drownings

  Portable pools are often associated with drowning in young children, according to a new study. A portable pool is a structure that is generally used in the place of an in-ground swimming pool or any water recreation. Researchers report that a child drowns in a portable pool every 5...

• Polydipsia: What Causes Excessive Thirst?

  What is polydipsia?Polydipsia is a medical term given for extreme thirstiness. It is said to be one of the initial symptoms of diabetes. Polydipsia is also accompanied by either temporary or constant dryness in the mouth. It is very important to consume adequate amounts of water in a day, so that...

• What Does a High Red Blood Cell (RBC) Count Mean?

  OverviewRed blood cells (RBCs), also called erythrocytes, are the cells that carry oxygen throughout the body. They are also one of the major components of blood. Having a high red blood cell (RBC) count means that the number of RBCs in the bloodstream is higher than normal. When you have signs and...

• Femoral Hernia: Get the Facts

  Our human bodies are a complex network of nerves, blood vessels, muscles, and visceral organs. While our skin is the outermost layer holding everything together, on the inside, it is a network of strong muscle fibers that hold all our internal organs in place. A hernia occurs when there is a weak...

• The Health Benefits of Papaya

  Papaya is one of the highly popular fruits available in all parts of world; it is equally liked by people of all age groups. The fruit is available in the market all year round. They are always in season, because the papaya plant's cultivation cycle is not an annual one. The ripened fruit is...