[Cthulhu_]

"Maybe" isn't exactly scientific; what he should've done was keep his existing lifestyle, have the same measurements taken, but not actually look at them because they would influence the measurements.

Without a baseline, the numbers are meaningless. What if most people are under 1 but there's a few outliers that skew the numbers?

[mewpmewp2]

Although even then it could be 1 thing out of 100 things he does to actually be helpful, e.g. exercise.

[ryanklee]

That's right. What matters most here is whether he might be just as healthy if he'd just exercise regularly and eat a decent diet.