Dear student, Jaundice- liver is affected and the symptoms are yellowness of skin, pale stools, dark urine, itchiness. Aids- it is caused by a virus known as HIV and it affects the immune system. The symptoms are swallowing in stomach, Fatigue, loss of appetite etc. Brain fever- a part of brain is affected and causes fever. Symptoms are fever, headache, photophobia etc. Asthma- it affects nostrils and passage of air into lungs. Symptoms are difficulty in breathing, chest pain, cough etc. Thanks and regards