Are the biggest and most bulging calf muscles necessarily the most powerful? The scientists behind new research into muscle ...

Considering how difficult many find it to grow their calf muscles and prevent atrophy from occurring during times of detraining, this study could be influential in programming for calf muscle ...

Given that the calf strain to 49ers running back Christian McCaffrey suddenly and unexpectedly became an Achilles tendon, too ...

Ever wondered about the dark side of the human body? These disturbing medical facts will make you think twice about what you ...

The San Francisco 49ers won’t have wide receiver Deebo Samuel for a couple weeks because of a calf injury he sustained late ...

It’s a new edition of the Terry’s Talkin’ podcast this week, with cleveland.com columnist Terry Pluto and host David Campbell ...

San Francisco 49ers superstar running back Christian McCaffrey was limited in practice Wednesday with the Achilles tendinitis ...

The San Francisco 49ers have placed star running back Christian McCaffrey on injured reserved with calf tightness and Achilles tendinitis, according to a league source. He will at least miss the next ...

San Francisco 49ers star running back Christian McCaffrey is listed as questionable for Monday night's season opener against the New York Jets with ...

The San Francisco 49ers are placing Christian McCaffrey (calf/Achilles) on injured reserve, NFL Network Insider Ian Rapoport reported Saturday, meaning the reigning Offensive Player of the Year will ...