Effective Workouts for Weight Loss and Muscle Toning

Gym workouts for losing weight fast often incorporate opposing muscle supersets and high-toning movements like scissor kicks. Learn why you might feel nausea after exercise and how to safely resume training following surgery.

What Effect Does Exercise Have on the Amount of Carbon Dioxide You Release?

Published Aug,24 2011 | By Fred DiMenna

When you exercise, the muscles you use require more energy. When exercise can be sustained, this demand is met primarily by aerobic means. Aerobic energy production in muscles results in increased gas exchange at the lungs, because more oxygen is taken in and more carbon dioxide is released.

Do Chest and Triceps Need to Be Worked Out on the Same Day?

Published Aug,17 2011 | By Fred DiMenna

Working out with weights makes your muscles bigger and stronger. These changes occur after you complete your workout, so it is important to allow your muscles to recover fully before you train them again. Many chest exercises also involve your triceps.

Fred DiMenna has been writing professionally since 2000. He has authored research articles published in "Journal of Applied Physiology" and "Respiratory Physiology and Neurobiology," and has also been fitness editor for Chelo Publishing in Manhattan, which publishes fitness magazines including "Exercise for Men Only" and "Natural Bodybuilding and Fitness." DiMenna has a Ph.D. in exercise physiology from the University of Exeter.