Dr. Michael R Hahn M.D.

Pneumonia is a lung infection that may cause cough, fever, and problems in breathing. Pneumonia is the infection of your lung tissue. It is usually not a serious infection, but in some patients, such as those with a weakened immune system, it could be a fatal infection. For most people, pneumonia...

An increasing amount of evidence suggests a link between post-traumatic stress disorder (PTSD) during early childhood and a higher probability of developing Alzheimer’s in old age. For the longest time, this theory remained just that--a theory. However, a more recent study may have discovered a...

Tina Velazquez knew that her son, Jacob, was special very early on. When he was just 13 months old, he was not speaking; however, he had learned the entire alphabet by heart. By the age of 2, he had memorized all 50 states and the 7 continents. During this time, Jacob was also diagnosed with speech...

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...