Dr. Mark H. Ellis M.D.

Recommended Articles

• Why Do Some Vaccines Have to Be Injected Twice?

   What is active immunity?...

• Cold vs. Allergy: How to Tell the Difference

  It is very common to assume that anyone with the sniffles is contagious. Very often, however, those sniffles are not linked to anything contagious at all--they can be related to other factors. The first thought of many individuals when they suffer from a runny nose, nasal congestion, coughing, or...

• Is Sinusitis Preventable?

  One of the leading reasons why individuals visit their doctors is sinus pain. According to research, approximately 37 million American citizens get symptoms for sinusitis like thick nasal discharge, sinus pain, and nasal congestion. That figure is on the rise due to an increase in pollutants and...

• Are Vaccines Safe for My Baby Under All Circumstances?

  Are there any circumstances under which vaccination of young children is forbidden?There are particular conditions when the immunization of your child, unfortunately, cannot be performed. If all terms and conditions are followed accordingly, complications are avoidable. These are the circumstances...

• When Is Allergy Season?

  Allergy season would mainly depend on the underlying factor of what individuals are allergic to and where they live. If an individual is suffering from a seasonal allergy or hay fever, then tree pollens could trigger the allergic reaction in the season of spring or late winter. If you are allergic...

• Can Sinusitis Cause Vomiting?

  Sinusitis is another word for an infection of the sinuses, which are four in number and are positioned at the back of the skull. These air spaces help to carry the skull’s weight. When the sinuses are congested, then infection can occur. There are a few reasons that may cause inflammation of the...