According to your textbook, why do some researchers question the role of a physiological set point in making it difficult for people to lose excess weight?
a. The body's metabolic rate is fixed and does not change.
b. The difficulty in losing excess weight is greatly exaggerated.
c. Lower activity levels associated with weight gain appears to explain the difficulty of weight loss better than set point theory.
d. Set point theory assumes that a person's set point cannot change.
Answer: c