Leading the National Effort. The Department of Homeland Security provides strategic guidance to public and private partners, promotes a national unity of effort, and coordinates the overall Federal effort to promote the security and resilience of the nation's critical infrastructure. November is Critical Infrastructure Security and Resilience Month.
A hamstring injury is a strain or tear to the tendons or large muscles at the back of the thigh. It's a common injury in athletes and can occur in different severities. The three grades of hamstring injury are: 1  grade 1 â a mild muscle pull or strain.ecovering from a hamstring injury may take days, weeks or months, depending on how severe the strain or tear is. A completely torn hamstring (grade 3) may take several months to heal and you'll be unable to resume training or play sport during this time.
a hamstring reconstruction will take 45-60 mins depending on the surgeon. recovery will be quick as the incisions are small. your hamtring and knee will be slightly sore, but rehab will get you back to full fitness within a few weeks. Source(s): i'm a senior physiotherapist (physical therapist) with 13 years experience.est Answer: I'm pretty sure my acl surgery was at least 2 hours. And I was in recovery for 5, mostly because I was in a lot of pain. I also had a hamstring graft, so my hamstrings were extremely sore when I came out of surgery, because I guess the nerve block didn't block the pain from the hamstrings. Source(s):