The New York Times has published a terrific series on changes in our body as we age.

From how to find a good shoe to online tests for hearing and vision, this exhaustive series covers 12 subjects and then provides several side-bars on each.

The Times calls this series a guided tour of your body with the best that science and medicine can offer for taking care of yourself.

Click here to learn more about your brain, mouth, ears, breasts, heart, eyes, skin, back, bones, prostate, feet and joints.