In some cases, passing a drivers ed final exam can substitute for the written exam. No matter how the test is taken, students must pass with at least a 70% or higher, depending on that stateâs minimum. Once he or she passes, a teen driver will be issued a learners permit.
Learn how to protect your knees and reduce your risk of injury. The knee's vulnerability to injury depends on the strength of its neighboring muscles. A weak gluteus medius, or outer gluteal muscle, increases the chance of a knee injury by a factor of three. This muscle is critical for knee health, because it acts as a steering wheel for the entire leg.
The most common type and the collagen in bones ligaments, and tendons is type I. Reduced knee functioning is usually caused by the excessive wearing away of the cartilage in the knee joint, which causes bones to rub against each other. The ultimate goal is to halt this action and rebuild the cartilage in the knee.