Our calves are the muscles we rely on the most when we climb an incline or go down steps. They help propel us forward and keep us from falling on our faces. This muscle group is also the most likely to get tense and tender after finishing a rigorous cardio routine. If you want to show your calves a bit of love, try out these 5 effective calf stretches. Set aside five minutes as a cool-down stretch session after running on the treadmill, and trust us, you'll be thankful you did. Click here to see all of the poses you can try. Happy workout!