Figure 1.3. Yellow, the color of smileys. Green. Green is most commonly associated with nature. Itâs a soothing color that symbolizes growth, freshness, and hope. Thereâs little doubt why the color has been so closely tied with environmental protection. Visually, green is much easier on the eyes, and far less dynamic than yellow, orange, or red.
Sleep related leg cramps are sudden and intense feelings of pain in the leg or foot. The pain is caused when a muscle contracts and tightens. The cramps occur without you being able to control them. They may happen while you are still awake or after you are asleep. They normally begin very suddenly.
Experts weigh in on causes of, and cures for, leg cramps while we sleep. Most of us have experienced an occasional charley horse, that sudden, intense muscle pain that grips the calf muscle. Many people have, inexplicably, felt this pain in the middle of the night. Unfortunately, there is as yet no clear explanation of why it occurs.