Certainly chest pain is not something to ignore. But you should know that it has many possible causes. your husband may feel chest pain anywhere from his neck to upper abdomen.Here are some of the more common causes of chest pain.
1. Pericarditis. This is an inflammation or infection of the sac around the heart. It can cause pain similar to that caused by angina. it often causes a sharp, steady pain along the upper neck and shoulder muscle.
2. Hypertrophic cardiomyopathy. This genetic disease causes the heart muscle to grow abnormally thick. Sometimes this leads to problems with blood flow out of the heart. Chest pain and shortness of breath often occur with exercise
3. Mitral valve prolapse is a condition in which a valve in the heart fails to close properly. A variety of symptoms have been associated with mitral valve prolapse, including chest pain, palpitations, and dizziness, although it can also have no symptoms, especially if the prolapse is mild.
4.Pneumonia or lung abscess. These lung infections can cause pleuritic and other types of chest pain, such as a deep chest ache.
So does your husband feel any of this then take it as something serious and get the appointment of heart specialist. Who can help you to understand the causes of pain & diagnose.