Question

Explain why exercise programs must increase in difficulty and duration over time to remain effective

Answer 1

It gets harder to lose more weight each time someone exercises

Step-by-step explanation:

the thinner someone gets, the harder it is to lose weight

Answer 2

As a personal trainer, you must increase wait over periods of time or your bodies muscle will not grow, I’m fact it will get weaker until you have to start going down wait.. now staying at the same wait with multiple reps (repetition) can increase your strength depending on how many you have to do.

Step-by-step explanation:

Please give brianliest could really use it! Thank you