An elliptical machine provides a low impact cardio workout. It can benefit your overall fitness, including increasing your stamina and strengthening your upper and lower body. The elliptical trainer ...

Abstract: In this paper, a hybrid linear quadratic attitude control method is investigated for spacecraft in elliptical orbits. To seek the time instant in an orbital period when the control ...

Running’s great. The fresh air, the freedom, the simplicity. You can’t beat it. But to improve as a runner, you need to do more than just run. That’s where cross-training comes in. It can help you to ...

If you don’t really enjoy jogging or running on a treadmill or even outside, then using an elliptical machine might be another option to help you maintain a more active lifestyle and avoid being ...

Elliptical machines have come a long way, with major developments in specs and technology. Their ergonomic design maximizes the quality and intensity of your workout, incorporating both upper and ...

Woman doing exercises with elliptical trainer. Outdoor sports... Woman doing exercises with elliptical trainer. Outdoor sports equipment. Female cartoon character in sportswear doing cardio exercise.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Yup, it’s that time of year. Holidays, pumpkin spice lattes, gift-buying, and everyone’s favorite of all: ...