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Military.com fitness writer Stew Smith demonstrates the proper way to do regular crunches. (Sept. 9) Military.com

Military.com fitness writer Stew Smith demonstrates a crunch in which your right elbow touches your left knee. (Sept. 9) Military.com

Plumes of smoke were seen over the Gaza Strip on Tuesday as Israel widened its campaign against Hamas by striking

Military.com fitness writer Stew Smith demonstrates the proper form for planks and side planks. (Sept. 9) Military.com

Military.com fitness writer Stew Smith demonstrates the proper form for a pike push-up. (Sept. 9) Military.com

Military.com fitness writer Stew Smith demonstrates the proper form for a negative pull-up. (Sept. 9) Military.com

Military.com fitness writer Stew Smith demonstrates the proper form for a plyometric push-up. (Sept. 9) Military.com

Military.com fitness writer Stew Smith demonstrates the proper form for doing myofascial release shin rolls on a foam roller. (Sept

Military.com fitness writer Stew Smith demonstrates the proper form for a multi-joint dumbbell exercise. (Sept. 9) Military.com

U.S., NATO allies and other partner nations tested war-fighting tactics during an exercise at the Joint Multinational Readiness Center in