Dr. Doreen L Teoh MD

What is lightheadedness?Lightheadedness or feeling faint may not always be a cause for concern. However, it may also indicate an underlying health problem and can increase the risk of falling and fall-related injuries. If you feel lightheaded, drink water or fluids containing electrolytes and take...

Antibiotics are very potent medicines that help fight bacterial infection by preventing them for manifesting and multiplying. They have really transformed the world of medicine, making infections that are used to be once considered deadly, now readily curable. These compounds have also contributed...

Among older males, less sleep is associated with low levels of testosterone, according to a recent study. Normally, the levels of the male hormone decreases with age, and in some men, this may result in a lack of energy or libido. Researchers noted that some men manage to maintain normal levels of...

Clinical intuition is difficult to describe. Personally, it is the art of integrating nonverbal information that a patient presents in order to reach a diagnosis, reducing the need for diagnostic testing. This is especially important in children who often react differently to procedures, tests and...

The severity of meningitis varies from one person to another. In common cases, medications can help solve the problem and the person may recover within 1 to 3 weeks. But in cases where there is a risk of the infection spreading to the meninges, hospitalization and other confirmation tests might be...

Caused by bacteria and viruses, meningitis is an inflammation (swelling) of the protective membranes covering the brain and spinal cord known as the meninges. The inflammation is usually caused by an infection of the fluid surrounding the brain and spinal cord. It can develop as a result of injury,...