A look at the complex group of muscles called the rotator cuff, and how important they are to the shoulder.

The Blue Jays send two players to the disabled list—one being out for the season. Arizona's outfield depth shrinks some with the lost of an established power hitter.

Tommy John surgery has become commonplace in baseball vernacular. But it's not as simple as it may seem. This edition of Dr. HQ examines the surgery and how amazing it really is.

Derek Jeter returns to the DL, Rickie Weeks lands on the DL, and Carlos Gonzalez ends up on the DL with an injury from before the All-Star break.

So far this week (knock on wood) has been quiet, so its a good time to catch up on a few questions that I've received in my inbox.

Yadier Molina is a key player for fantasy owners fighting for money spots in their leagues. A long DL stint or worse could cost his owners precious offensive production. Plus Brian Wilson, Matt Moore, Miguel Montero and others.

Even baseball players can suffer from the same maladies that everyday fans do, like appendicitis. A look at the condition, its symptoms and a few players who have suffered the condition.

Two big power hitters, Matt Kemp of the Dodgers and Albert Pujols of the Angels are on the DL at a time when their fantasy teams need them most.

Jeremy Bonderman never was that same after he developed thoracic outlet syndrome. Today we attempt to determine if the Mets Shaun Marcum will suffer the same fate.

There are a lot of marquee names on the disabled list; this edition of Dr. HQ takes are look at when they should return and what we can expect. Plus injuries from the weekend.

The Rangers lose a key starting pitcher and the Mets try to replace a starter who is lost for the season. Dr. HQ examines this and more injury news that could impact your trade discussions.