Even if you're not doing soul-crushing workouts on the daily, it's likely you feel cramped, sore, or stiff more often than not. Think about it: Most of us spend the majority of the day not using any muscles at all, sitting and slouching over a keyboard, which can wreak havoc on your hips, back, shoulders, neck, and more. And while there's no doubt exercise is amazing for your body, it can also lead to tight muscles and annoying aches. That's where these moves come into play. Stretching is important as it lengthens your muscles, allowing you to use them to their fullest capability, explains Kristin McGee, a yoga and Pilates instructor in New York City. “It helps increase blood flow to our muscles, improves our physical performance, decreases risk of injuries, and enables our muscles to work effectively,” she says. Plus, stretching wakes us up, helps us breathe better, sleep better, and gives us better posture. Feeling tight in all the wrong places? We tapped McGee an...