From what I know the most serious is melanoma. If not caught early, it can easily spread to other parts of the body.
Answer:
I think if you're on here, you're in class or doing homework!
Answer:
Grab an onion from kitchen
---> Peel it
---> Cut it into two equal halves
---> Put each piece under your armpit ---> Go stand in direct mid noon sunlight.
You will have your fever.
NOTE: dont stand in the sun for too long
This is very good information thanks