Health benefits of walking
Sustained walking sessions for a minimum period of thirty to sixty minutes a day, five days a week, with the correct walking posture, reduces health risks and has various overall health benefits, such as reducing the chances of cancer, type 2 diabetes, heart disease, anxiety and depression. Life expectancy is also increased even for individuals suffering from obesity or high blood pressure. Walking also increases bone health, especially strengthening the hip bone, and lowering the more harmful low-density lipoprotein (LDL) cholesterol, and raises the more useful good high-density lipoprotein (HDL) cholesterol.
Studies have found that walking can also prevent dementia and Alzheimer’s.
Source and References http://en.wikipedia.org/wiki/Walking