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 ...
The MCL is located on the inner side of the knee and the LCL is located on the outer side and these two ligaments work to control the side to side stability of the knee joint. When the MCL or LCL is injured, it can result in a sprain, partial tear or full tear, depending on the severity. What causes a MCL/LCL Sprain/Tear? MCL and LCL sprains and tears occur most often from direct impact to the side of the knee, often as a result of contact sports. MCL injuries occur from an impact to the outer side of the knee, while LCL injuries are more likely from a trauma to the inner side of the knee.