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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Strenuous exercise. 6 letters:

PUSHUP: Strenuous exercise.
SWEATS: Shows an effect of strenuous exercise
LACTIC: Acid type produced during strenuous exercise
CROSSFIT: Strenuous exercise regimen
AEROBIC: Like much strenuous exercise
PERSPIRE: React to strenuous exercise