How good do you want or need to be?
There are people who are so regimented in their schedules of things they need to do that they drive themselves and their families crazy.
Moderation, Lieke, moderation.
Yoga, tooth brushing, eating your spinach--all admirable but we are humans and humans are naturally whimsical and inconsistent.
Makes a study of the things you feel are best for you and do them most of the time. 'Most' being up to you.
The important thing for humans to do is the thing that they love, so make a study of that--find out what you love--or if you already know then make a study of how to do it more and better.
Earning a living is important but there are people that overdo that as well. Don't fall into that trap.
Life is short. Earn a living and do what you love. And wash behind your ears.
Lieke, I realize that my post sounds facetious.
But its not.
Do the healthy thing most of the time.
Putting too much pressure on yourself or berating yourself are counter-productive.
If you really feel that you're heading into ill health see a doctor or a specialist to help you.
And let us know how you're doing.