Restore fatigue: 
During gameplay, press B to enter the inventory screen.
Press L or R to switch to the stats screen. Highlight 
"Fatigue" and press Black(2), White(2), Black, then 
hold A until the desired fatigue level is reached.

Restore health:
During gameplay, press B to enter the inventory screen.
Press L or R to switch to the stats screen. Highlight 
"Health" and press Black, White, Black(3), then hold A
until the desired health level is reached.

Restore magicka: 
During gameplay, press B to enter the inventory screen.
Press L or R to switch to the stats screen. Highlight 
"Magicka" and press Black, White(2), Black, White then
hold A until the desired magicka level is reached.

Permanent Spells:
Cast any bound spell with a 0 second duration, and
it will be permanent.