progressive-resistance exercise

[ pruh-gres-iv-ri-zis-tuh ns ]
/ prəˈgrɛs ɪv rɪˈzɪs təns /

noun

exercise or a program of exercises that builds physical strength, especially in a weak or injured bodily part, through the lifting of progressively heavier weight according to a formula based on the subject's maximum strength at the starting point.
any specific exercise of this type.