Allen, who signed a three-year $19.5 million contract extension over the offseason, was not in a collision on the play when he was injured in overtime of the 43-37 loss to the Saints on Sunday. He was taken off the field and then put on a cart on the sideline.
“It can vary, younger people, you don’t have to necessarily being doing something explosive,” Jung said. “Sometimes people notice it just by pushing off. In the act of pushing off, the muscle is firing off and elongating. It can actually rupture or tear. It may not be the most explosive or dramatic type injury, but it’s definitely an issue where they are firing the muscle, it can rupture.”
But the sixth-month recovery window could be extended.
“There is some variability depending on the specific sport and also within a sport depending on what position someone plays,” Jung said. “In general, the minimum is six months, but with regards to getting back to full activity it can vary depending on sport to sport.”