Let’s face it, most of us spend way too much time hunched over screens, and our legs are paying the price. That heavy, tired feeling creeping up your calves by 3 PM? You’re not alone. Millions of office workers battle the same sluggish sensation that makes even walking to the coffee machine feel like a marathon. Here’s the thing. Your calves are your body’s built-in circulation pumps, working overtime to push blood back up to your heart.