measuring heartbeat on wrist

30s 60s adult aged american analysis assistant bathrobe blood care casual caucasian color diagnose diagnosis doctor domestic elderly european expert face female general gray hair heal health healthcare heartbeat home indoor indoors leisure lifestyle living mature measuring medical medication mid middle nurse occupation old older pension pensioner people person photo physician portrait practitioner pressure profession professional pulse rate retired room satisfied seated senior sit sitting sixties smile smiling sofa specialist stethoscope stockphoto thirties two white woman worker wrist young