Generally, walking is about 5.5 km/h, and running is about 6.0-6.5. Now that you've only run once, get used to it and improve your strength. Don't worry, the important thing is to stick to it! Run about three times a week. It takes at least 30 minutes to start burning fat, so it's best to jog for about 50-60 minutes ~ add a few Nike friends, so that your times and distances will be ranked, which is also a small motivation. Come on ~