75 Hard is a popular challenge created by entrepreneur and author Andy Frisella that involves completing a set of strict daily tasks for 75 consecutive days.

The challenge is designed to build mental toughness and discipline, as well as improve physical health and fitness.

Dr. Karthik Raja, a well-known fitness expert and influencer, has taken on the 75 Hard challenge and helps many in a group to follow the challenge.

Join the absolutely free program of 75 hard and harder by Dr.Karthik raja

New batch starts every month