It can be. If you or a loved one has been diagnosed with open-angle glaucoma, you and your family members face increased risk. Open-angle glaucoma is a hereditary form of glaucoma and you may be at a four to nine times greater risk of developing glaucoma during your lifetime if you carry the genetic risk. Angle-closure glaucoma is also related to genetic factors. Regular eye exams are an important part of maintaining your optic health, whether you are at risk or not.