exercise at the gym

Sarah's Health & Fitness Blog #2

The continuing saga of a newbie at the fitness gym. A friend of mine told me that walking was just as good as using any of the machines at the gym that work your legs, and she seems very smart, and I like walking, so I did some experiments. I walked for fifteen minutes at a good clip, then got on a exercise bike. I think it was a Precor c846 series. It was an upright exercise bike. The walking felt good, gave me good energy, and because I walked standing straight up and holding two 3 pound weights, I felt I had worked a little on my abs and my arms. Could the bike do the same? I listened to the same music, even, on my Ipod—Bob Marley, to give me the same beat. I had to lower the seat to the lowest level beca