causes your legs to feel heavy and stiff near the end of a hard run.
how many days should i rest?
everybody’s probably a bit different, but taking at least one day of rest a week is important. your body actually improves while recovering. you will feel tired after a workout, but when you feel like you can’t roll out of bed to slam the alarm clock off or like your legs have turned into cement blocks, then you probably should take a day off. swim laps in the pool, do some yoga, foam roll, or take long walks on the beach at sunset. learn from the start to train by the 