Me plz : )
why would it be unwise to skip the cool down stage? ?

Bulimia nervosa is characterized by a. a refusal to eat enough food to maintain normal, healthy body weight and/or the use of measures to produce severe weight loss. b. high fat intake and low level of physical activity. c. alternating binge eating and purging through vomiting, laxatives, or diuretics. d. normal food consumption interrupted by episodes of high consumption, resulting in obesity.

How do nicotine and tobacco cause cancer? by decreasing blood-sugar levels by damaging or changing a cell's dna by increasing heart rate by increasing phlegm and mucous production

Brainliest. what are two not needed parts of the body?