Dr. Charles B Silvia MD

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...

As pigmentation cells stop producing the pigment, gray hair is the result. It may also be bleached by the accumulation of hydrogen peroxide, a chemical naturally produced in the body. In most cases, graying occurs by the time an individual is 30-years-old. Most people have gray hair by the time they...

IntroductionPolyuria refers to frequent urination and passing excessive amounts of urine every time a person urinates. Normally, adults pass approximately 1-2 liters of urine per day. However, when there is an excessive urination volume of more than 3 liters a day, it is considered as...

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...

Probiotics are microorganisms that are helpful to improve the digestive system. Probiotics are typically found in different foods and supplements. These microorganisms maintain the balance of the microbial flora in the intestines. It promotes the growth of good bacteria, and inhibits the growth of...

What is an STD?Sexually transmitted disease, or commonly known as STD, is a type of disease that gets transmitted through sexual contact. AIDS caused by the HIV virus is a primary example of a sexually transmitted disease. Most STDs do not have any obvious symptoms at the beginning, aside from the...