Depression can occur alongside pain one cannot link to another issue or injury, including headaches, muscle aches, and chest pain. The latter, in particular, should always be investigated by a doctor to rule out serious physical conditions. Depression can be a side effect of chronic pain conditions or cause the symptoms directly, but it is best to let a doctor make this determination.
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.