NIH Senior Health 
This government website contains health information designed specifically for seniors. It has an easy to use format and includes videos on topics of general interest.
This government sponsored website contains information about diseases, conditions and wellness in easy to understand language. In English and Spanish.
WebMD is a consumer website with health and medical information including drug information and a physician directory.
Merck Home Health Handbook 
This website has extensive information on diseases written in easy to understand language.
This government website contains information on various kinds of cancer, treatments, research and clinical trials.
Centers for Disease Control and Prevention 
This website includes information on diseases and also on other topics such as workplace safety, environmental concerns, global health and statistics.
Mayo Clinic 
Find information on hundreds of conditions. Check your symptoms.