Use breathing techniques like deep belly breathing, rapidshallowbreathing and "dragon's" breath to let your lungs and body get used to the feeling while visualizing.
Our heart rate increases, body temperature rises, and breathing becomes rapid and shallow.
心跳加快，体温上升，呼吸变得迅速而短促。
3
Systemic symptoms include blue-tinged skin; respiratory problems such as shallow, rapidbreathing; irregular heartbeat; ringing in the ears; fainting; nausea; vertigo; and weakness.