Pelvic inflammatory disease is the most likely cause in 99% of studies on this matter
A man would want to come back as a cow. That means he achieved the best life he could have had.
I believe it is metaphor, but i am not a 100% sure
technically it is
Explanation:
a Cold is a Viral infection of the nose and throat or what some people might call an Upper respiratory infection. It is harmless with a days rest