Kapalabhati (KPB) is a yoga breathing technique characterized by forceful exhalation and high-frequency breathing, whose name (kapala = forehead, bhati= shining, in Sanskrit) suggests that it stimulates the brain.m KPB is being practiced throughout India for health promotion and disease prevention.The alpha- and beta-1 activity in the EEG increased during the first 5 minutes of a 15 minute KPB session in 11 advanced yoga practitioners.When practiced at high frequencies (i.e., approximately 120 breaths per min), autonomic changes, based on the heart rate variability spectrum, suggested increased sympathetic and reduced vagal activity.
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