Andrew Sarangan wrote:
The recent questions about medical certificate, paper trail, sport
pilot etc.. etc..got me thinking. What is the reasoning behind
requiring a medical for pilots?

Makes the regulators feel like they are doing something for the public.
The truth of the matter, is that it's easy to abuse the pilot community.
However you can't do anything that might separate the American voting
populace from their cars or TV without committing political suicide.