[Retric]

Let’s be realistic, everyone goes through periods when they just don’t want to work out.

So optimal in terms of personal preference is defiantly worth considering alongside optimal in terms of results, but optimal in terms of returns on effort defiantly has a place at some point in our lives.

[matwood]

This is key to recognize. Even when you don’t “feel” it you still go and do your program. But, when you do feel good, you go and push.

[nrhrjrjrjtntbt]

Yes guess it depends on your goals. Whether you are doing it for health, vanity, work or competitions will adjust the calculus.