Answer:The esophagus is a muscular tube connecting the throat (pharynx) with the stomach. The esophagus is about 8 inches long, and is lined by moist pink tissue called mucosa. The esophagus runs behind the windpipe (trachea) and heart, and in front of the spine.
Explanation:
Training too many times a week and not letting your body rest.
Answer: sorry if am wrong but I think its true!
Explanation: hope this helped :]
I think it might be 8??????