Manda agni: slow metabolism, poor digestion, increased Kapha, can lead to Kapha disorders. Becomes manda from slow, dull, heavy, oily and liquid qualities.

Treatment: vamana.

Tikshna agni: sharp metabolism, quick digestion related to increased Pitta, leads to Pitta disorders. Becomes tikshna from hot, sharp, light qualities.

Treatment: virechana

Vishama agni: irregular metabolism and fluctuating digestion related to increased Vata, leads to Vata disorders. Becomes irregular due to dry, light, cold, mobile and subtle qualities.

Treatment: basti

Sama agni: balanced metabolism, optimal digestion, all doshas balanced. Leads to long, healthy life.

Treatment: rasayana