Answer:
Symptoms are the evidences that point to the presence of a disease they are visible in the form of either structural or functional changes in our body or any of its parts. On the basis of these symptoms doctors search for definite clues or sings for a particular disease.
e.g., The symptoms for malaria and typhoid are same like fever, weakness, headache etc. but signs for the disease are different as malaria fever manifests through chills and that of typhoid fever are rashes, stomach pain etc,
A simple blood test (CBC) is enough to detect malarial infection and for typhoid widen test is conducted,
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