In 1798 the first smallpox vaccine was developed.Over the 18th and 19th centuries,systematic implementation of mass smallpox immunization culminated in its global eradication in 1979.
Because, it helps you exceed.
True because its the opinion you have of your self that matters not the opinions that others have on you.
Quad Stretches i think because, they support his feet if they give out he's gonna fall and he needs to wake them up and make them work out.