My fitness tracker is telling me I must burn at least 600 calories during each Longevity Athletics training session this week to lose three pounds! Okay, let’s do this! Hold on there … unfortunately, it’s a little more complicated than…

Yes! I’ve hit my physical activity goal of 1,000 calories expended today. That means, by the end of the week I should be down two pounds and just 10 away from my goal weight. Right, FitnessPal? Well, maybe not so…