As the name indicates such ailments are with acute discomfort pain e.g. high fever, loose motion, dysentery, cold, cough, skin diseases, smallpox, cholera, etc. Such diseases occur in children and adults with low resistance capabilities. They occur to throw toxins from body and last for 3-4 days and some for one to two weeks and as soon as toxins are expelled the ailment subsides. Even if no medicine is taken and food consumption is restricted and regulated, the disease subsides.

In food carbohydrates and proteins should be avoided. Consumption of proteins and carbohydrates initiate digestive cycle and interrupts cleansing process. The medicine can suppress the disease, but there can be relapse as soon as effect of medicine wears out.

In acute diseases consume only water for 3-4 days and then add sweet fruit juices and vegetable juice/soup. Patient should take complete rest. Do not exercise or perform any yogic postures. As the disease subsides, appetite improves and body is cleaned. A little weakness follows, which Improves slowly.