Caffeine is thought to be safe for most adults, when used appropriately. Toxic doses are possible, but are several times higher than most people typically consume â around 50 to 100 cups of average-strength coffee per day.
The medial collateral ligament (MCL) is a broad, thick band that runs down the inner part of the knee, from the femur (thighbone) to about four to six inches from the top of the tibia (shinbone).The MCL's primary function is to prevent the leg from over-extending inward, but it also is part of the mechanism that stabilizes the knee and allows it to ...
As with any other sprain, a MCL injury is the result of excessive stretching or tearing of the ligament. The severity of the injury can range from a slight stretching to a complete rupture of the ligament.s with any other sprain, a MCL injury is the result of excessive stretching or tearing of the ligament. The severity of the injury can range from a slight stretching to a complete rupture of the ligament.