Muscle grows on the rest day, not the lift day. Stop feeling guilty for recovering.

The work makes the demand and the recovery meets it. Nothing is actually built while you are straining, which means a rest day is not a gap in the programme, it is a scheduled part of it. Training without recovery is just accumulating damage and calling it discipline.

If you feel guilty resting, put the rest on the plan in writing rather than taking it as a concession. Same for sleep, same for the day off. Then treat it with the seriousness you give the hard session. You are not being lazy. You are letting the thing you asked for actually happen.