Simmons (elbow) was a full participant in practice Thursday, Ben Arthur of FoxSports.com reports.
Simmons told reporters Tuesday that he has a Tommy John ligament injury in his left elbow, Turron Davenport of ESPN.com reports.
Simmons (elbow) is feeling much better Tuesday, after resting last week and sitting out the Titans' win over the Dolphins on Monday, Terry McCormick of TitanInsider.com reports.
Simmons (elbow) is inactive for Monday night's game against the Dolphins.
Simmons (elbow) did not practice Saturday and has been tagged as doubtful for Monday's game against the Dolphins, C. Isaiah Smalls II of the Miami Herald reports.
Simmons (elbow) remained sidelined for Friday's practice, David Furones of the South Florida Sun Sentinel reports.
Simmons (elbow) did not practice Thursday, David Furones of the South Florida Sun Sentinel reports.
Simmons suffered an elbow injury in Sunday's 30-14 loss to the Packers, John Glennon of NashvillePost.com reports.
Simmons (knee) is participating in practice at Titans camp this week, Nick Suss of The Tennesseean reports.
Simmons (knee) wasn't practicing during Titans' minicamp Tuesday, Nubyjas Wilborn of Sports Illustrated reports.