Dr. Christopher Karlsson Merritt M.D.

What is yawning?Usually, yawning is associated with boredom, fatigue, and tiredness. Yawning is also very common in animals, such as dogs, monkeys, snakes, and carnivores. Yawning is also associated with numerous superstitious beliefs.In humans, yawning is considered as a purposeful non-verbal...

You may find yourself wondering how to maintain a healthy and slim physique without eliminating snacks. In the past, diet programs often eliminated snacking as the first and fastest way to reduce calories. Today, common knowledge is that snacks don't prevent weight loss if smart choices are made. In...

Is it a sore throat or a strep throat infection?Strep throat is a medical condition associated with bacteria that infect the throat and tonsils. The infection is caused by group A Streptococcus bacteria. This group of bacteria is usually spread through contact with droplets of an infected person....

IntroductionSome may consider fibromyalgia as a fairly new medical condition, but the truth is, this medical condition has actually existed for more than centuries. The term “fibromyalgia” first came into existence in the year 1976. Since the early 1800s, scientists and physicians have written...

What is Smegma?In uncircumcised males, smegma is a sebaceous matter made up of oil and dead skin cells, which accumulates under the foreskin. In females, it accumulates around the folds of the labia. It is not a serious condition and not a sexually transmitted infection. However, a smegma buildup...

Running barefoot may be more beneficial than running with cushioned shoes, according to a study published in, Nature. Runners using cushioned shoes usually land on their heels when those running barefoot may land flat-foot or on the balls of their feet, say researchers. According to Daniel...