Examlex
How many countries use some type of visual warning on cigarettes to help prevent people from smoking or to encourage smokers to quit?
Prodrome
An early symptom or set of symptoms that might indicate the start of a disease before specific symptoms occur.
Convalescence
The period of recovery and rest following illness, injury, or medical treatment.
Insect Vector
A term referring to insects that transmit pathogens from one host to another, causing diseases in humans and animals.
Malaria
A life-threatening disease transmitted by mosquitoes, caused by Plasmodium parasites, characterized by fever, chills, and flu-like symptoms.
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