# Breathing * by Dhruva, [[sb/4/8/75-76#purport|SB 4.8.75-76]], [[sb/4/8/80#purport|SB 4.8.80]], [[sb/4/8/81#purport|SB 4.8.81]] * exercise for yoga (prāṇāyāma) * for controlling mind, [[sb/4/8/44-44#purport|SB 4.8.44-44]] * of Atri Muni, [[sb/4/1/21#purport|SB 4.1.21]] * of spiritual compared with material beings, [[sb/4/8/81#purport|SB 4.8.81]] * stopped by Dhruva, [[sb/4/8/80#purport|SB 4.8.80]]