
Mike, 54
16 weeks
Lost 28 lbs
Old Guy Fitness
Not another calculator for 22-year-olds. This one accounts for the metabolism, recovery, and muscle preservation needs that come with being north of 50.
Men over 50 following this exact approach.

Mike, 54
16 weeks
Lost 28 lbs

Dave, 51
12 weeks
Lost 18 lbs

Rich, 58
20 weeks
Lost 34 lbs
Numbers are the starting point. Real results come from a plan that adapts as you go — with someone who gets what training after 40 actually looks like.
Book a Free Strategy Call →Estimates based on the Mifflin-St Jeor and Katch-McArdle equations, with activity multipliers and protein targets informed by ACSM and ISSN position stands. Individual results vary. This is not medical advice — consult a physician before starting any nutrition or exercise program.