Dental implants are artificial tooth roots that are placed in the jaw in order to hold a replaced tooth or bridge. They may be an option for those who have lost their tooth or teeth as a result of an injury, periodontal disease or some other causes. They provide the strong base for permanent or removable replaced tooth. The two types of dental implants are: 1. Endosteal and 2. Subperiosteal. Endosteal : It is the most commonly used type of dental implant. They are generally used as an alternative for patients with removable dentures or bridges. Subperiosteal dental implants meant for people who are unable to wear conventional dentures or who have minimal bone height. Advantages of dental implants include: 1. Improvement in the appearance 2. Improvement in speech. 3. Comfort. 4. Durability 5. Convenience and 6. Oral health improvement People who are otherwise healthy can be considered for the dental implant. People who suffer from diseases such as diabetes or heart diseases or heavy smokers may have to be evaluated by the doctor before deciding to have dental implants.