Yesterday , I was on my 2nd session on my treadmill, when I started to feel very hungry, as I hadn’t eaten in hours, and just felt like my blood sugar had plummeted, so I stopped after 1 mile and had a snack and some water. After 25 minutes , or so, I resumed my set, but the machine had not stored my data. It holds it for 10 minutes, in case you need a rest. I knew I had stopped at exactly 1 mile, though. Theoretically, I should have done just one more mile. However, revitalized, I started all over and did 2 miles. So, I power walked 5 miles uphill yesterday. 😊