All exercisers, whether beginners or old hands, will ask themselves at some point if they should switch to an all-cardio or all-weight training programs. Trainers are asked this question every day in gyms across America and more curious folks write in to fitness columns to pose the query.

Does it really matter if you do all-weight lifting programs or all-cardio exercise? The short answer to this question is yes, it does matter.

Cardiovascular exercise primarily focuses on developing and strengthening the cardiovascular system through aerobic training. This means strengthening your heart, lungs, and blood vessels so that they all work more efficiently, both together and individually. By training the body to meet higher and higher levels of aerobic endurance, you increase the efficacy of your system. This is a fantastic move to make your present life easier and more pleasant, but it