Dr. Dennis Lee Johnstone D.M.D.

According to a study conducted by the researchers from dentistry school of the University of North Carolina at Chapel Hill, gum disease may start earlier than expected. Young adults should take better care of their oral health, as it may lead to many health problems. The study shows that gum disease...

Enamel, the hard coating on the surface of the teeth, is designed to last long even though wear and tear occurs throughout one's lifetime. “This is the hardest substance in the body," says Leslie Seldin, DDS, a spokesperson for the American Dental Association. There are a number of ways by which...

Ever felt your mouth suddenly going dry and the need to reach for some water to get rid of the dryness? This is a condition that may occur to you frequently. It is called, fittingly enough, dry mouth. Dry mouth is a condition that can occur due to reduced amounts of saliva in the mouth. Dry mouth is...

What are dentures?A denture is a device prepared by laboratory technicians in order to replace missing teeth. Dentures are a good option for patients without any teeth, or for patients with some missing teeth who want to have a beautiful smile again. Dentures are not only meant for cosmetic...

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:...

Being on top of oral health is important. This is not new information. From childhood, people are taught that brushing at least twice a day and flossing every day is essential.It is also well known now that smoking is a risk factor for cancer. However, what may not be common knowledge is the...