Faster humans can sprint at 15.9 miles per hour, or 100 meters in 13 to 14 seconds. The Olympic qualifying time for London 2012 was 100 meters in 10.18 seconds in the men's race and 11.29 seconds for the women's race. The average human walks at about 3 miles per hour, or 100 meters in 1 minute 14 seconds.
Prior to surgery. Before the surgery, you need to prepare to be out of work for anywhere from 3 weeks to 6 months, (depending upon the level of physical exertion needed in your work and the type of surgery you are having).Your physician will discuss a realistic time frame with you.rior to surgery. Before the surgery, you need to prepare to be out of work for anywhere from 3 weeks to 6 months, (depending upon the level of physical exertion needed in your work and the type of surgery you are having).
Weeks 6-24 of your recovery. Six weeks to six months after your knee operation, you should gradually be able to return to your normal level of activity. You'll be encouraged to continue with activities such as cycling and swimming, but you should avoid sports that involve a lot of twisting, jumping or turning.ow quickly you can return to work after having knee surgery will depend on what your job involves. If you work in an office, you may be able to return to work after two to three weeks. If you do any form of manual labour, it could be up to three months before you can return to work, depending on your work activities.