keto go fit Do not smoke or quit smoking. Smoking contributes to heart disease and other cardiovascular diseases.Exercise regularly. Doing any type of light repetitive activity that helps you reach 60 to 70% of your heart rate for 30 to 60 minutes 3 to 4 times per week is recommended. This can help boost the strength, endurance, and efficiency of the cardiovascular system. These include cycling, brisk walking, jogging, jumping rope, and such.Maintain a healthy weight.