Your maximum heart rate is about 220 minus your age. In the age category closest to yours, read across to find your target heart rates. Target heart rate during moderate intensity activities is about 50-70% of maximum heart rate, while during vigorous physical activity it's about 70-85% of maximum.
Hope this helps!
Here are 10 ways:
1-Control your blood pressure. ...
2-Keep your cholesterol and triglyceride 3-levels under control. ...
4-Stay at a healthy weight. ...
5-Eat a healthy diet. ...
7-Get regular exercise. ...
8-Limit alcohol. ...
9-Don't smoke. ...
10-Manage stress. NBC