Prepare To Perform

TL;DR Caffeine withdrawal symptoms are genuine, with real physiological processes, not a willpower problem. The headaches, brain fog, and fatigue have specific mechanisms — and knowing what's happening helps you manage it more intelligently. If you're planning to remove caffeine before a training block, a gradual taper is almost always smarter than stopping abruptly. I didn't plan to withdraw from caffeine. I'd been having two or three espressos every morning for years. After

TL;DR Zone 2 exercise — easy cycling, swimming, or aqua jogging at 60–70% of your heart rate reserve — does more than maintain fitness during Achilles rehab. It reduces cortisol, supports parasympathetic tone, and creates a better cellular environment for tendon healing. It doesn't replace structured loading. It makes the loading work better. Most pre-workout advice points in one direction: caffeine improves performance, so take it before you train. For high-intensity session