["HEALTH & FITNESS \/ General","MEDICAL \/ General","Editors of The Johns Hopkins Medical Letter Health After 50","General","General Adult","HEALTH & FITNESS","HEALTH & FITNESS \/ General","MEDICAL","MEDICAL \/ General","Medicine, Popular;Handbooks, manuals, etc.","Non-Fiction","Popular medicine;Handbooks, manuals, etc.","Symptoms;Handbooks, manuals, etc."]