Beta Blockers and Cycling: What I Learned the Hard Way

💊 Real Advice from the Road: If you're a cyclist taking beta blockers, you may notice sudden fatigue, limited performance, or dizziness. I experienced it firsthand. Here’s what happened—and what every endurance rider should know. The Effects of Beta Blockers on Long-Distance Cycling Many years ago, I was prescribed beta blockers to manage high blood pressure. At the time, I didn’t think much of it—I took the pills and kept riding. But something started to change. On longer training rides, I began to feel a sudden wave of fatigue. Not the kind you can push through. One moment I was doing fine, and the next, I felt like I hit a wall. The ride home? Miserable. Once, I had to abandon altogether and have my wife come get me. Eventually, I brought it up with my doctor. He listened and explained something I hadn’t considered: fatigue like I was experiencing is a known side effect of beta blockers. He switched me to a different medication—and just like that, the probl...