Noise is unavoidable. Whether it's the rumbling of a freight train as it moves along the tracks in your backyard or the constant drip of your leaky faucet – we're surrounded by it.Qualities of sound, like frequency and loudness, impact how your body responds to a particular source of noise.A growing body of research says that chronic noise exposure is putting nearly a third of Americans at heightened risk of hypertension, stroke, and heart attacks.In this installment of our series, "In Good Health," we explore noise and its impact on our lives. Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find out how to connect with us by visiting our website.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy