disease /dɪˈziːz/ (noun) an illness affecting humans, animals or plants, often caused by infection Example: A fatty diet increases the risk of heart disease.
amnesia /æmˈniːʒə/ (noun) a medical condition in which somebody partly or completely loses their memory Example: He suffered from amnesia after the accident.
insomnia /ɪnˈsɑːmniə/ (noun) the condition of being unable to sleep Example: to suffer from insomnia
cramp /kræmp/ (noun) a sudden pain that you get when the muscles in a particular part of your body contract, usually caused by cold or too much exercise Example: I got a terrible cramp in my leg after swimming.
gout /ɡaʊt/ (noun) a disease that causes painful swelling (= the condition of being larger or rounder than normal) in the joints , especially of the toes, knees and fingers Example: He was suffering from a painful bout of gout in his toe.
obesity /əʊˈbiːsəti/ (noun) the quality or fact of being very fat, in a way that is not healthy Example: Eating too much fast food can cause obesity.
dizziness /ˈdɪzinəs/ (noun) the feeling that everything is turning around you and that you are not able to balance Example: I felt a sudden dizziness and had to sit down.
dyslexia /dɪsˈleksiə/ (noun) a slight disorder of the brain that causes difficulty in reading and spelling, for example, but does not affect intelligence Example: He has dyslexia, which makes reading difficult.
food poisoning /ˈfuːd pɔɪzənɪŋ/ (noun) an illness of the stomach caused by eating food that contains harmful bacteria Example: I got food poisoning from the dodgy seafood restaurant.
migraine /ˈmaɪɡreɪn/ (noun) a very severe type of headache that often makes a person feel sick and have difficulty in seeing Example: She suffers from severe migraines.
malaria /məˈleriə/ (noun) a serious disease that causes a high temperature and shivering (= shaking of the body) caused by the bite of some types of mosquito Example: Malaria is a serious disease spread by mosquitoes.