Exercise regularly, especially aerobic activities like walking, jogging, cycling, or swimming
Build up cardiovascular fitness gradually and consistently
Include interval training if appropriate and approved by your doctor
Get enough sleep each night
Manage stress with relaxation techniques, meditation, breathing exercises, or yoga
Stay hydrated throughout the day
Limit caffeine and other stimulants
Avoid smoking and nicotine
Maintain a healthy body weight
Eat a balanced diet rich in fruits, vegetables, whole grains, lean proteins, and healthy fats
Reduce alcohol intake
Treat underlying medical conditions such as anemia, thyroid problems, fever, or infections
Review medications with a healthcare professional if your heart rate is unusually high
Check your resting heart rate at the same time each day
Seek medical care if you have chest pain, shortness of breath, dizziness, fainting, or a persistently high resting heart rate