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HMS, TIP EQ-Bank 303 MC

Which performance benefit is primarily associated with caffeine supplementation for endurance athletes?

  1. Increased alertness and reduced perception of fatigue
  2. Enhanced muscle hypertrophy and strength development
  3. Improved oxygen delivery to working muscles
  4. Greater creatine phosphate storage in skeletal muscle
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\(A\)

Show Worked Solution
  • A is correct: The main benefit of caffeine for performance is increased alertness, reduced perception of fatigue and reduced perception of effort.

Other options:

  • B is incorrect: Muscle hypertrophy and strength development are benefits associated with creatine supplementation, not caffeine.
  • C is incorrect: Improved oxygen delivery is associated with iron and vitamin B12 supplementation, not caffeine.
  • D is incorrect: Creatine phosphate storage enhancement is the primary mechanism of creatine supplementation, not caffeine.