They can live for as long as five years. The young are born hairless and helpless, and their eyes do not open until about 18 days after birth. They typically become sexually mature after the end of their first hibernation.hey can live for as long as five years. The young are born hairless and helpless, and their eyes do not open until about 18 days after birth. They typically become sexually mature after the end of their first hibernation.
A muscle knot is the lay term for what are also known as trigger points, sometimes abbreviated as TrP. These are sensitive points all over your body, but mostly on the back and neck that are particularly sensitive to irritation.
Muscle knots are abnormal areas within the muscle, which cause pain. The medical term for the muscle knots is myofascial trigger points. We do not know everything about what they are.When doctors have biopsied (cut a piece out of) muscle knots, some abnormal protein deposits seem to be present.uscle knots are abnormal areas within the muscle, which cause pain. The medical term for the muscle knots is myofascial trigger points. We do not know everything about what they are.