You can run on an empty stomach, as research shows that people who fasted and trained at lower intensity levels (50%-70% of maximum heart rate) had better endurance levels compared to those who ate before going on a run
Should I Do Cardio On An Empty Stomach?
Is it possible to win a marathon on an empty stomach? - Quora
Running On An Empty Stomach: Here's What Happens When You Run In The Morning
Running on Empty Stomach - Good or Bad - Runner's World
Running On An Empty Stomach: Is It All It's Cracked Up To Be? - BetterMe
Running on an Empty Stomach Working Out on an Empty Stomach
Is it possible to complete an entire marathon on an empty stomach? - Quora
Running On An Empty Stomach: The Pros, Cons, + Health Benefits
5 Benefits Of Running In The Morning - Onsurity Blog
6 Things You Should Never Do On an Empty Stomach - David Avocado Wolfe
Is it better to run on an empty stomach, or should you eat before running? - Quora
Working Out on an Empty Stomach: Good or Bad?