Walking into a gym can feel like stepping into a foreign country. Everyone seems to know what they’re doing. Machines look like medieval torture devices. And you’re just trying to figure out if you’re about to accidentally launch yourself off a treadmill. Let me tell you something right now: Most people in the gym are just winging it with confidence. And a lot of them are making mistakes that are slowing their progress way down. Not because they’re lazy. Not because they don