A: The term was first used in the U.S. by Abraham Epstein in connection with his group, the American Association for Social Security. Originally, the Social Security Act of 1935 was named the Economic Security Act, but this title was changed during Congressional consideration of the bill.
1 An average fitness walking pace is close to a 15 minute mile. 2  But, a good pace will vary depending on your fitness level, walking technique, walking goals, and terrain.3  For general fitness walking you should walk at a pace that increases your heart rate, and you can maintain for 30 to 60 minutes. 4  Use the talk test... An average fitness walking pace is close to a 15 minute mile. 2  But, a good pace will vary depending on your fitness level, walking technique, walking goals, and terrain.
For example, how long does it take an average person walking at an average speed to walk a mile on the following types of trails: 1  a mostly flat, easy trail. 2  a moderate trail, with some elevation changes. 3  a strenuous hike, with significant elevation change or difficult terrain.