It takes a long time for the tiny coral polyps to create an entire reef. Coral formations grow an average of 1 to 8 inches per year. While ancestors of today's coral date back 240 million years, today's reefs began growing more than 50 million years ago, although most reefs are about 5,000 to 10,000 years old.hile ancestors of today's coral date back 240 million years, today's reefs began growing more than 50 million years ago, although most reefs are about 5,000 to 10,000 years old.
Esophageal motility disorder. An esophageal motility disorder is any medical disorder causing difficulty in swallowing, regurgitation of food and a spasm-type pain which can be brought on by an allergic reaction to certain foods. The most prominent one is dysphagia.
Esophagitis is caused by an infection or irritation in the esophagus. An infection can be caused by bacteria, viruses, fungi, or diseases that weaken the immune system. Infections that cause esophagitis include:1  Candida. 2  This is a yeast infection of the esophagus caused by the same fungus that causes vaginal yeast infections. 3  The infection develops in the esophagus when the body's immune system is weak, such as in people with diabetes or HIV.sophagitis is caused by an infection or irritation in the esophagus. An infection can be caused by bacteria, viruses, fungi, or diseases that weaken the immune system. Infections that cause esophagitis include: