What Have the Laboratory Studies of Endurance on Stationary Bicycles

question 5

Multiple Choice

What have the laboratory studies of endurance on stationary bicycles found regarding caffeine consumption?

• A) Caffeine can significantly improve work output at doses of 300-500 mg
• B) Caffeine can double endurance at 80 mg, the amount in a can of Red Bull
• C) Caffeine does not appear to improve performance
• D) Caffeine does not work as well as it did in studies of marathon runners

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Definitions:

Spoiled

Refers to food that has become unfit for consumption due to bacteria growth or other processes, or to a person, typically a child, who has become overindulged and lacks discipline.

Typecast

The process by which an actor is repeatedly cast in the same type of role, based on their physical appearance or previous success in similar roles.

Stubborn

Showing dogged determination not to change one's attitude or position on something, especially in spite of good arguments or reasons to do so.

Production Code Administration

The organization responsible for enforcing Hollywood's moral guidelines for films, known as the Hays Code, from the 1930s to the 1960s.