Dr. David M Letzer MD

Herpes simplex is a retrovirus that infects humans. The virus is passed from one person to another through direct physical contact or contact with anything that has come in contact with saliva or other body fluids of an infected person.Once the virus enters the body, it has a clever mechanism to...

With over 2,118,790 people in the world having the COVID-19 virus, more than 535,270 cases have recovered. That means 25% of the confirmed cases. We can consider these statistics on a positive note, individuals infected with the virus can heal.But how? There are different ways on how to manage a...

As complex as it is, meningitis can sometimes be a threat to life. Treating meningitis can be tricky, hence, it needs a team of medical practitioners to make a diagnosis and offer treatment for the condition.  You can call your doctor immediately under the following circumstances:...

Have you ever heard the notion that the signs and symptoms of COVID-19 can be confusing? Let us take for example having a runny nose. We all know that allergic rhinitis (a reaction to a certain allergen – like pollen, or the perfume of your seatmate) can cause colorless fluid to flow excessively....

Nursing homes across the country have become epicenters or "hot spots" of the coronavirus spread. This is because nursing homes include people who are most at risk for the virus, including those with chronic conditions and those who are elderly. The massive increase in cases is causing many nursing...

Classified as DENV-1, DENV-2, DENV-3, and DENV-4, there are four types of viruses belonging to one group (Flaviviridae) that are responsible for infecting humans with dengue fever. The route for transmitting the virus from one infected human to another is via the bloodsucking bite of the female...