Dr. John Manuel Hernandez MD

Recommended Articles

• Syphilis: If Left Untreated, What Happens to the Body?

  What is Syphilis?Syphilis is a venereal disease that is transmitted through vaginal, anal, or oral sexual contact. It can also be passed from a pregnant mother to her unborn baby, or from an infected blood donor to a person who receives the blood contaminated with syphilitic bacteria through a...

• What Causes Dry Hair?

  The two most important things needed for healthy looking hair are shine and luster. The outermost layer of the hair provides ample protection to the inner layers. The presence of oil in the outer layer of the hair reflects the light making it look shiny. But when the hair is dry, the outer...

• What Are the Symptoms of Diarrhea?

  Frequent bowel movement characterized by loose and watery stools is referred to as diarrhea. In simple terms, it is exactly opposite to constipation and this condition is very common. It is not very serious and can be treated by simple home remedies and over-the-counter medications. Diarrhea may be...

• What Are Ketones?

  Almost every cell in the body has a primary source of energy, which is usually glucose. However, when the body doesn't have enough glucose, the liver responds by producing chemicals known as ketones, converting stored fatty acids into ketone bodies. Ketones are used as a backup fuel source when...

• What are the Effects of Marijuana?

  Marijuana or pot is one of the most commonly abused illegal drugs in the country. About one in 300 people are addicted to this drug. Marijuana is actually a mix of shredded leaves, seeds, flowers, and stems of the plant Cannabis sativa. It is also available in a concentrated form called hashish....

• Health Reasons That Can Make a Person Pass Out

  Causes of Fainting A person faints or loses consciousness for a brief time when the brain does not get enough oxygen. Fainting or passing out is also medically called syncope. Before fainting, people may experience lightheadedness, dizziness, weakness, and nausea. Others describe fainting as...