The breathing technique that should be avoided in patients with chronic obstructive pulmonary disease is diaphragmatic breathing. Diaphragmatic breathing is observed as the rise and fall of the abdomen instead of the chest. This should be avoided as this increases the work of breathing.
Breathing techniques that can be employed include yoga and pursed-lip breathing.
Amylase and other carbohydrase enzymes break down starch into sugar. protease enzymes break down proteins into amino acids. lipase enzymes break down lipids (fats and oils) into fatty acids and glycerol.