Dreaming of illness is a bad omen as per dream meaning and interpretation. The dream means you will witness something gruesome soon. It also means you will have to deal with something disgusting. Dreams of illness also means unexpected visit to doctor or hospital in near future.
Dream of illness and you are the person suffering from it means you will soon face accidents or old illness will return to haunt you. It also means sudden problems related to limbs or throat.
Dreaming of illness and you see other people means you will come under the attack of contagious diseases or food poisoning.
Dreams of illness and you wake up worried or crying means your bad habits will result in serious health issues.
Dream of illness and food means overeating or bad eating will result hospital visit.