WHY DO PEOPLE’S EXERCISE NEEDS VARY SO MUCH?
MARK CUMMINGS, VIA EMAIL
Exercise needs vary among people due to a number of factors, including…
GENETIC VARIABILITY
Genes play a big role in determining a person’s response to exercise. Genetic variations influence factors such as muscle fibre composition, metabolism and cardiovascular capacity. Some people may be naturally predisposed to endurance activities, while others may have a genetic make-up that favours strength exercises.