Examining historical trends, Pamela Keel and Kelly Klump (2003) found that the prevalence of bulimia nervosa: Select one:

A) increased dramatically during the second half of
the 1900s.

B) has remained relatively constant throughout
history.

C) has declined slightly since the year 2000.

D) increased dramatically since the year 2000.

A) increased dramatically during the second half of

the 1900s.

Explanation:

Bulimia nervosa is an eating disorder characterized by eating large amounts of food and then finding ways to avoid gaining weight . There is no prevalence of its record before 1970 but am increase in this disorder was discovered in the second half of 1990.

Keel and Kelly Klump (2003) found that the prevalence of bulimia nervosa increased dramatically during the second half of

the 1900s.

these are common warning signs of overtraining syndrome:

washed-out feeling, tired, drained, lack of energy

mild leg soreness, general aches, and pains

pain in muscles and joints

sudden drop in performance

insomnia

headaches

decreased immunity (increased number of colds, and sore throats)

decrease in training capacity/intensity

moodiness and irritability

depression

loss of enthusiasm for the sport

decreased appetite

increased incidence of injuries.

a compulsive need to exercise