Dr. John Nick Chafos MD

Recommended Articles

• What Is Hib Meningitis?

  Hib meningitis is an infectious disease that is life-threatening. The disease is characterized by inflammation of the surrounding layers of the spinal cord and the brain. The meninges are layers that assist in protecting the brain from infection and injury. Children who are below 4 years old are the...

• The History of Muscular Dystrophy

  What is muscular dystrophy?Muscular dystrophy is an inherited disorder, which is often characterized by a progressive type of muscular degeneration and weakness. There are several types of muscular dystrophy, wherein each type eventually leads to an increased disability, strength loss, and potential...

• What Is the Purpose of the Hormone Prolactin?

  What is prolactin?Prolactin or luteotropic hormone (LTH) is a peptide hormone, which promotes milk secretion in female mammals. This hormone also plays a significant role in pancreatic development, immune system regulation, and metabolism. When women become pregnant, their prolactin levels increase...

• Sleep Positioners May Increase a Baby's Risk of Death

  A warning has been issued by the FDA and the Consumer Product Safety Commission (CPSC) against the use of sleep-positioning devices for babies. About 12 deaths have been reported with the use of these devices in the last 13 years.FDA principal deputy commissioner, Joshua Sharfstein, reported that...

• Are Energy Drinks Safe?

  Recently, there have been serious health issues linked to energy drink.  The ever growing popularity and consumption of these products came on quickly. Are these drinks safe like manufacturers claim them to be?Energy drinks are basically beverages that contain stimulants, like caffeine, and are...

• Does Regular Exercise Affect Life Expectancy?

  A recent study published in, The Lancet, shows that daily light exercise of 15 minutes per day can increase the life expectancy by three years and lower the risk of death by 14%. This is especially true in the case of people who are inactive. In this study, the researchers compared inactive people...