Muscle growth occurs when these tears heal and rebuild new larger muscle fibers.
How many days to rest between leg days. The muscles become sore because they have minute tears in them. For most beginner runners Susan Paul running three or four days a week on alternating days. On Day 2 you could do exercises focused on legs biceps and back.
If youre really pushing the intensity you can probably only do a max effort twice per week and youre going to need 48-72 hours between sessions. The recovery period could extend to. Off days can be a torture for iron addicts.
Alternately the workout could be split over three days. However there are patterns. Thats when most take seven to 10 days completely off from running.
For instance lets say you go and do a really intense shoulder workout shoulder presses upright rows and flies for instance. Conditioning or rest day. The general rule of thumb is if you are doing a weight-training exercise and completely causing a muscle to go to fatigue you really need at least 48 hours for that muscle to recover.
If you plan on doing two leg-day workouts per week it would be effective to split up your training even further. Running alternate days builds in automatic recovery days. It takes me at least 48-72 hours to fully recover from a heavy leg day.
Then you can take 1 day off. For some its time to dissociate from the sport--go on vacation eat ice cream spend time with people they dont get to see. Delayed Onset Muscles Soreness or DOMS for short usually occurs 24-to-28 hours after a workout.