For newcomers, the gym can feel intimidating. It is a chaotic, noisy environment full of unfamiliar equipment and people who look like they own the place. Should you use machines? Free weights? Cardio equipment? Kettlebells? The anxiety surrounding the gym keeps many people from giving it a fair chance. But structured exercise is so valuable for your mental and physical health that it is worth finding a routine you can stick to long-term. Here are four helpful tips to guide y