That has been discussed a lot.
Joining the reserves at 16 yrs old?
http://forums.army.ca/forums/threads/104833.0
Joining the reserves at 16.
http://forums.army.ca/forums/threads/105894.0
16 years old and want to join the CF
http://forums.army.ca/forums/threads/13208.0/nowap.html
7 pages.
The risks of joining the reserves at 16.
http://forums.army.ca/forums/threads/28521.0
Can I join the primary reserves?
http://forums.army.ca/forums/threads/103148.0
"I am 16 years old and ..."