How Do You Give Rest to Your Heart?

Avoid caffeinated beverages in the evening. Limit alcohol consumption. Develop a bedtime routine, such as dimming the lights, taking a warm bath or having some decaffeinated herbal tea. Keep a consistent bedtime and try not to vary it on the weekend.

What does it mean to let your heart rest?

set someone's heart at rest in American English

to cause someone to set aside doubts, fears, or worries.

Does your heart need to rest?

The total volume of the heart, by contrast, is between 30 and 35% mitochondria. That massive amount of energy-generators means cardiac muscle, in a healthy state, need never rest: there is always some energy being transferred to the muscle at the same time that more energy is being derived from caloric intake.