Why Is My Heart Beating So Hard? The Science, Causes, and When to Worry
The first time it happens, you freeze. Your chest tightens, your vision blurs slightly, and suddenly, your heartbeat isn’t just loud—it’s a thunderous drumbeat, as if your ribcage is vibrating with each pulse. You check your watch: 120 beats per minute. Maybe 140. Your mind races through worst-case scenarios—heart attack, panic attack, something worse. But … Read more
