| A | B |
| Amnesia | loss of a large block of interrelated memories; complete or partial loss of memory caused by brain injury, shock, etc. |
| contagious | capable of being transmitted by bodily contact with an infected person or object: contagious diseases. |
| immunization | the fact or process of becoming immune, as against a disease. |
| quarantine | a strict isolation imposed to prevent the spread of disease. |
| antidote | a medicine or other remedy for counteracting the effects of poison, disease, |
| dehydration | an abnormal loss of water from the body, esp. from illness or physical exertion |
| inoculation | The introduction of an antigen into the body, usually by injection, in order to stimulate the production of antibodies to produce immunity to an infectious disease. |
| sedative | An agent or a drug having a soothing, calming, or tranquilizing effect. |
| cardiac | of or pertaining to the heart |
| epidemic | Spreading rapidly and extensively by infection and affecting many individuals in an area or a population at the same time |
| insomnia | inability to obtain sufficient sleep, esp. when chronic; difficulty in falling or staying asleep; sleeplessness. |
| sterile | free from living germs or microorganisms; aseptic |
| communicable | capable of being easily communicated or transmitted |
| hygiene | a condition or practice conducive to the preservation of health, as cleanliness. |
| medication | the use or application of medicine |
| ulcer | Pathology. a sore on the skin or a mucous membrane, accompanied by the disintegration of tissue, the formation of pus, etc. |