Michael Phelps, 8 gold medals - Drug Tested, why is Manny Pacquiao afraid to take a drug test?

by marcopako 
Question by Troy L: Michael Phelps, eight gold medals - Drug Tested, why is Manny Pacquiao afraid to take a drug check?
Manny Pacquiao is afraid of Mayweather and he is using this smoke display of "I really feel weaker" to fool his fans. When once more:

Michael Phelps - Won 8 Gold Medals - Drug Tested "TWICE", In the course of THE Same WEEK" of the Olympic Games.

Manny Pacquiao - Feels weaker "TWO WEEKS Before SUPPOSED Battle" if he took A single drug test.

I am going to

Michael Phelps Diet