Walking is a low-impact exercise that is easy on your joints. It is a great way to get your heart rate up and burn calories. You can walk outdoors or on a treadmill.
Running is a great way to get your heart rate up and burn calories quickly. It is also a great way to improve your cardiovascular fitness.
Strength training is a great way to build muscle and improve your overall fitness. You can use dumbbells, barbells, or your own body weight to do strength training exercises.