sport muscle types

Type 1

Slow oxidative,

• also known as slow twitch fibres

• Extremely oxygen efficient

• High resistance to fatigue

• Works over long periods of time

• Mainly used in insurance events

Type 2a

Fast oxidative,

• Can work both aerobically and anaerobically

• Is seen as a combination of slow oxidative and fast glycolytic muscles

Type 2b

Fast glycolytic,

• Also known as fast twitch fibres

• Works anaerobically using glycogen stores

• Strong quick contractions

• Low resistance to fatigue

Smooth muscle

Involuntary muscle that is subconsciously controlled e.g. digestive muscle

Skeletal muscle

Voluntary muscle that is consciously controlled, attaches to bone to cause movement.