If you’ve been feeling under the weather with a cough, nasal congestion, fatigue, chills, or fever in the past few days, you might wonder if you need a chest X-ray. This article provides general information to help you understand when chest imaging may or may not be considered — but it should not replace professional medical evaluation. General Education Chest X-rays are a diagnostic tool used to visualize the lungs, heart, and chest wall. They can help detect conditions such