The number-one reason to take up running is for physical fitness: You'll lower your resting heart rate, strengthen your heart, improve your cardiovascular system, strengthen and tone your muscles, and increase bone density.
If you want to lose weight and, more important, body fat, running may help.
Runner's high. This is the elevated mood you get when you are running “in the zone” or when you come off a particularly inspiring workout. It's awesome!
Running is one of the easiest, most convenient forms of exercise. All you need are the right shoes and clothes, and you're out the door and on your way.
Running is a sport that you can do either by yourself or with others. You'll probably want to do both at different times, depending on your mood, fitness level, and schedule.
Running alone is a meditative activity. You'll find yourself solving problems that have been pestering you, gaining insight into your life, and just plain feeling better about life.
Running with others is a good bonding exercise and can be a friendship-building experience.
Running is accessible to almost everyone, from kids to senior citizens.
You and your dog need more exercise. When both of you start easy and build up, you become a fitness team!
Running helps you see the world. No matter where you travel, so long as you have your running shoes and the proper clothes, you can find a place to run. You'll observe things you would never notice any other way, and you'll feel more a part of your locale.