Kerry recommends the following interval workout for treadmill training: Warm up: 5-8 minute jog Run: 45 seconds at high speed e.g. level 8-10 Jog/walk: 2 minutes at low speed e.g. level 3-5 Repeat ...

You may prefer to run outside, surrounded by greenery and nature, but that's not always possible—especially if you live in a busy city. However, you can still achieve your fitness goals by installing ...