To increase heart strenght, use MCT Coconut oil 1 spoon before each meal, it uses good cholesterol and it helps with losing weight. It also helps with maintaining a good heart and blood vessel system. The only thing you want to avoid is trans-fat

Heart meditation

Deny love, this slows down the heartbeat much like beta blockers and it can be used to transcend the body

Study essential oils, they can help with substance addiction