1 Allow children who are 6 and older to hold poses and do exercises for up to 1-1/2 minutes, or 90 seconds. 2  Older kids can often endure yoga sessions up to 25 minutes.. Teach kids how to breathe. Relaxed and deep breathing is essential to the practice of yoga. 1  Explain that proper breathing produces calm, allows focus and increases energy. 2  Kids often need to understand why they are asked to do something.
Respiration is the sequence of events that results in the exchange of oxygen and carbon dioxide between the atmosphere and the body's cells. Every three to five seconds, nerve impulses stimulate the breathing process, or ventilation, which moves air through a series of passages into and out of the lungs.
Gas exchange: Respiratory organs: - essentially a system that provides oxygen to the organism. Usually, the circulatory system (if present) then delivers this to the cells, but oxygen needs to be put into the circulatory system to begin with. Thus, respiratory organs have developed. - Many different kinds: - skin - gills - trachea - lungs