Dr. John A Bizal M.D.

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...

IntroductionChronic sinusitis is the inflammation of the sinuses that tend to persist for 12 weeks or more, despite treatment attempts. Another term for chronic sinusitis is chronic rhinosinusitis, which causes mucus buildup due to an impaired drainage of the sinuses. People with chronic sinusitis...

Normally, sinusitis symptoms improve on their own over a period of seven to ten days, since your immune system can fight the infection without need for treatment.However, when the symptoms do not improve or if they become severe, medication may be required. Using medications for sinusitis are for...

Laryngitis is a condition that occurs when the voice box - also called the larynx - is inflamed and becomes swollen. It therefore cannot vibrate. It thus produces a hoarse sound from the throat or in some cases, rids one of their voice entirely. Recovery without treatment is possible.Symptoms of...

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:...

Tinnitus refers to the ringing sensation in the ears. For some it is felt like a buzzing or whistling sound that troubles them at night. Tinnitus is actually very common and affects about one in five people. The disturbance may be continuous or periodic in nature. The noise varies in intensity and...