Never assume that every pain in the knee is runner's knee. Because the knee is a very complex joint, it is always best to have any prolonged pain checked by your doctor to rule out a more serious medical condition that can be aggravated by running or with exercise.
Drivers who sneeze behind the wheel cause 2,500 accidents a WEEK - now experts say they should stay off the roads. 1  Motorists can travel 50ft blind when sneezing. 2  Drivers with severe colds 'should stay off the roads'.  Study suggests those with the sniffles should leave four extra car lengths for slower reaction times.
Coughs also force out thousands of tiny droplets of saliva. About 3,000 droplets are expelled in a single cough, and some of them fly out of the mouth at speeds of up to 50 miles per hour. Sneezing is even worse. It starts at the back of the throat and produces even more droplets -- as many as 40,000 -- some of which rocket out at speeds greater than 200 miles per hour.