Gretchen Bleiler Quotes
When you feel the burn, that's when you know you're doing an exercise correctly. If you're doing 20 crunches, and you're not struggling, make an adjustment so they're harder to do. Don't cheat yourself. If it isn't burning, you're not getting stronger.
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Gretchen Elisabeth Bleiler is an American former professional halfpipe snowboarder. She won a silver medal at the 2006 Olympics.