A relationship where one variable is directly altered by another is called
A. an intervention.
B. a cause-and-effect relationship.
C. a correlation.
D. an epidemiological relationship.
B
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Which of the following foods or beverages is not a major source of added sugars in American diets?
A. Fresh fruit B. Energy drinks C. Cookies D. Candy
Health problems related to obesity begin when a person's body mass index (BMI) exceeds 30 kg/m(sup)2(/sup).
a. true b. false
Which of the following statements is NOT true regarding iron needs in infancy?
a. Providing iron to iron-deficient babies will prevent cognitive impairment. b. Iron is needed for the formation of brain cells. c. Most infants have sufficient iron stores to meet their needs until four months of age. d. Babies born prematurely or who were exclusively breastfed without iron supplements are at highest risk of developing iron-deficiency anemia.
How is BMI calculated? Discuss the health implications of adolescent overweight and obesity