[Fibre Type] Major storage fuel [Type II a fibres] Creatine phosphate, glycogen [Type II x fibres] Creatine phosphate, glycogen [Type II b fibres] Creatine phosphate, glycogen [Type I fibres] 
Triglycerides
S l o w
S m a l l
H i g h
A e r o b i c
H o u r s
L o w
T r i g l y c e r i d e s
M Y H 7