Severe leg pain, swelling, and tenderness after an injury can also be a sign of bone fracture. Aching or itching in the legs maybe a symptom of varicose veins, those prominent blue or purple veins on the legs or ankles. If you have the following symptoms, call your doctor: Persistent pain in your leg.
Alpha waves are one type of brain waves detected either by electroencephalography (EEG) or magnetoencephalography (MEG) and predominantly originate from the occipital lobe during wakeful relaxation with closed eyes.
Alpha Rhythm Alpha rhythm describes the pattern of alpha waves that occur when an individual is at rest but still awake. Alpha waves occur when a person has closed eyes but is alert and the alpha rhythm are the series of oscillations from the alpha waves. Alpha rhythm occurs when a person is daydreaming or is in the process of falling asleep.