Dr. Norman W. Lefkovitz M.D.

According to a new study, people who apply sunscreen regularly and vigilantly may have more painful and damaging sunburns. In this study, the researchers collected data regarding the different methods of shielding the sun, and the effectiveness of each of these methods. Data was collected from more...

Sublingual immunotherapy, which is abbreviated as SLIT, is an alternative treatment method for allergies without the use of injections. SLIT involves the administration of allergens in small doses to patients to boost their tolerance to the chemicals, thereby reducing their symptoms. Allergic...

Croup is a viral infection of the upper respiratory tract which involves the larynx and trachea, both of which connect the mouth to the upper part of the lungs. This condition causes an obstruction in the airway, thus making it difficult to breathe. The most common characteristic of croup is a...

IntroductionAlthough doctors have the best intentions, it does not always mean that they will perfectly recognize their patient’s greatest need. For this reason, patients also need to take an active role when it comes to communicating with their doctor.One of the best ways to make sure that...

What is anemia?Anemia occurs when there are low levels of red blood cells (RBCs) in the body. Red blood cells are the ones that carry oxygen all over the body. So when a person's RBC count is lower than normal, it means that there is not enough oxygen in the blood, causing symptoms of anemia, such...

Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...