Write the next sentence in the following story.

How to start running
Start small.
Before you start running every day, you should establish a base level of fitness. Running is great for you, but it is physically punishing, and it can wreak havoc upon your body if you aren't ready.

OPTIONS: -- Start small and gradually increase the number of miles (or kilometers) you run each day until you are within these recommendations. For example, many people find it helpful to start running 5 miles (260 km) a day with two days in between in order to burn off some sweat.. -- If you start running with no prior exercise habits, you risk hurting yourself before you get into the swing of a routine. Consider starting with daily walks and progressing gradually into running.. -- Start with a simple three-mile run at the beginning of the day, or a five mile run at the end of the day. Or just take a little break from your workout and do one fitness challenge or power-up.. -- The best way to start is to do moderate stretches and plenty of rest as much as possible before beginning to run every day. There are as many different different types of physical fitness as you could start with... The answer should be
If you start running with no prior exercise habits, you risk hurting yourself before you get into the swing of a routine. Consider starting with daily walks and progressing gradually into running.