Spring washers, sometimes called disc springs, are a subtype of washers. They lend their mechanical capabilities to the unique profile of the material: when subject to a load, the irregularities of the washer compress with a proportionate resistance to return to their predeflected shape.
You should never stretch a pulled muscle to the point of pain or you risk re-injuring it. Do not overstretch the pulled muscles. Too much stretching can retear injured muscle fibers. Gently stretching a pulled muscle may relax the surrounding muscle fibers, which may be tight in response to the injury.
Charlie Horse. Check with your doctor for the cause. Severe leg cramps, interestingly enough occur if I have not taken the time to stretch my hamstring muscle. This is accomplished by stretching the heel of the foot first, placing it in dorsi-flexion.A towel or strap can be used to daily stretch the hamstring tendon.heck with your doctor for the cause. Severe leg cramps, interestingly enough occur if I have not taken the time to stretch my hamstring muscle. This is accomplished by stretching the heel of the foot first, placing it in dorsi-flexion.