John Charles Merillat MD

Have you been diagnosed with Rheumatoid Arthritis? If so, there is a possibility that you could be at a higher risk of experiencing further issues with other organs. Because of these risk factors, it is important to look out for any possible symptoms you may be experiencing. These symptoms can vary...

What is costochondritis?Costochondritis is the term for inflammation of cartilage junctions that hold the ribs and sternum or breastbone. The condition is related to chest pain that can affect anyone in the age group of 10-21 years old. Although the pain can often occur, it still remains a mystery...

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

What is Ehlers-Danlos syndrome (EDS)?Ehlers-Danlos syndrome (EDS) is a group of genetic disorders that affect the body’s connective tissues, which are proteins that support the blood vessels, skin, bones, and other organs in the body. Connective tissues also provide elasticity and strength to the...

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 is creatine phosphokinase (CPK)?Creatine phosphokinase (CPK) is an enzyme, which is predominantly present in the heart, brain, and skeletal muscles. Converting creatine into phosphate is the main task of this enzyme. The cells of the body then quickly consume or burn this phosphate and use it...