Treadmill Incline?

spcr0428
spcr0428 Posts: 51
edited December 2024 in Fitness and Exercise
What "level" is a 10 or 12 or 15% incline? I was able to get to level 15 yesterday (highest level on our treadmill) but not sure of the percent (granted, for like 3 minutes, lol). THANKS! To everyone "not" walking on an incline, I noticed my calories were DOUBLED and it is really hard!
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