calcium, vit D
[WG21:p74]
skeletal muscles
at rest or light exercise, muscles use FFA as energy source
When intensity goes up, glucose (from blood or from glycogen breakdown) starts getting consumed
Glycogen is another source of energy during exercise
[WG21:p82]
Aerobic metabolism only
<1% provided by anaerobic metabolism
Caloric requirements are met by
NB: