Dr. Mark Todd Leibowitz M.D.

Brown fat is a health-friendly fat that helps the body to burn calories, instead of storing the energy as fat. Typically, adults do not have a lot of brown fat. A new study suggests that heart hormones may stimulate the production of brown fat cells. Researchers conducted a study on animals and...

What is Lightheadedness?Older adults commonly complain about feeling woozy, lightheaded, or a little faint.The reason may not be something dangerous, but still, if you feel lightheaded, it is better to be careful. Serious injuries due to a fall can result due to lightheadedness even though there...

What is cat scratch fever?Cat scratch fever is also known as "cat scratch disease", which is a type of bacterial infection. The disease got its name because humans contract the infection from cats that are infected with the bacterium called Bartonella henselae, which is one of the most common...

According to a recent study, women who smoke frequently are prone to more hot flashes during menopause, compared to women who do not smoke at all. Earlier studies suggest that there is a link between smoking and early menopause, in addition to menopause encourages worse symptoms. A recent study 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...

A new brain imaging study has shown that meditation, even a brief instruction, helps to reduce the intensity of pain. Most of the participants of the study reported to have a reduction in pain after four 20-minute sessions of mindfulness meditation instructions....