Dr. Gregory P. Tsai M.D.

Sinusitis is an ailment that usually affects almost 37 million individuals in the U.S. only. Sinusitis often begins with cold-like symptoms such as a runny nose, nasal congestion, and facial pain/headache. Sinus swelling and blockage can create pressure that causes a serious agonizing pain inside...

The inflammation of the voice box (larynx) is what is known as laryngitis. Usually, laryngitis heals in a week without the need of treatment.Laryngitis symptoms start unexpectedly and normally worsen in two to three days. The symptoms include:...

The esophagus is muscular tube that runs between stomach and mouth. It is often known as the food pipe. It carries food you swallow to be digested in your stomach. To some people, unfortunately, malignant or cancer cells can form inside the esophagus starting from cells lining inside it. These cells...

What is sleep apnea?Sleep apnea is a serious form of sleep disorder that occurs when a person's breathing is often interrupted while sleeping. The brain and other parts of the body do not get enough of oxygen when sleep apnea remains untreated. There are two main types of sleep apnea:...

What Is a Tonsillectomy?The tonsils are a very important part of your body. They are located in two glands at the back of your throat. In your younger years, they help produce antibodies that help you fight infections that attack your body. Sometimes, however, the tonsils themselves can get...

Having a troubled sleep makes us wake up feeling all the more tired in the morning. Some of the reasons for sleep loss are very clear. It can include a crying infant, noisy neighbors, or even espresso nightcaps. Thomas Roth, PhD, director of the Sleep Disorders Center at Henry Ford Hospital in...