1 When the acute pain is gone, begin stretching the muscle moderately with passive range of motion stretching. Gently pull your foot and toes up with legs straight if possible to stretch the calf muscle. Hold for 10 seconds and repeat 5 to 10 times.  Progressive Calf Stretching Exercises.
Alpha waves close your mind for distraction, but not continuously, research suggests. FULL STORY. Alpha waves were long ignored, but gained interest of brain researchers recently. Electrical activity of groups of brain cells results in brain waves with different amplitudes. The so-called alpha wave, a slow brain wave with a cycle of 100 milliseconds, seems to play a key role in suppressing irrelevant brain activity.
So, the beta wave represents arousal of the cortex to a higher state of alertness or tension. It may also be associated with remembering or retrieving memories. Delta and Theta: Delta and theta rhythms are low-frequency EEG patterns that increase during sleep in the normal adult.