Meaning bad writer is from c.1600. Sense of day book is from 1670s, and the word was applied early 19c. to rough drafts, scrap books, notebooks, and draft account books. Hence the police jargon sense arrest record sheet, recorded from 1887.
Achilles tendon tear or rupture. An Achilles tendon can partially tear or completely tear (rupture) . A tear usually occurs in the tendon about 1.5 in. (3.8 cm) to 2.5 in. (6.4 cm) above where it attaches to the heel bone. Some doctors believe that this area is most likely to tear or rupture because of a limited blood supply.
Achilles Tendon Tear. Achilles Tendon Tear. The Achilles tendon-also called the heel cord-is a strong, fibrous tissue connecting the heel bone to the muscles of the lower leg. Since the leg muscles are the most powerful muscles in the body, the Achilles tendon is the strongest tendon in the body. The Achilles tendon helps to point the foot down, rise up onto your toes and push off when you walk. If the tendon is stretched too far, it can tear, either partially or completely.