Your family's health can tell you some things about your own. At family gatherings, talk about and write down diseases and conditions that others in your family have. Use tools like the U.S. Surgeon General's "My Family Health Portrait" to build a family medical tree: health.harvard.edu/familytree
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review on all articles. No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.