children and adolescents-unit 4 Flashcards
what is biological age?
tanner age- where they are in physical maturation. puberty development, sex organs, genitals, hair, etc.
what is training age?
how many years have they been training?
what is the definition of a child?
less than 13 years old. between infancy and adolescence.
what is the definition of an adolescent?
13-18 years. (or tanner stage 5- when they start the physically mature).
what is the ACSM definition of children and adolescents?
6-17 years old
what are the purposes of exercise in children?
aerobic fitness, muscle strength, bone mineral density, MOTOR SKILLS (different from adults), body composition, psychosocial, decrease in injury risk and disease risk modification (stopit before the ball starts rolling).
what are the problematic trends over the past couple decades in children?
decrease in physical activity- less gym in school, increased technology, acceptance of a sedentary lifestyle, decrease in sporting activity they dont go outside to play just for the fun of it. poor diet- increased availability in bad food and cheaper. increased acceptance of a poor diet.
what are some problems with learning healthy life at school?
there is a decrease in gym class opportunities, and then there is the traditional model of gym class where it is sports oriented. this is bad because the kids that are out of shape and not good at that sport will continue to sit on the sidelines.
what are some problems with aerobic fitness in children?
limitations in measurement, children may have an acceptable fitness level without doing anything at all. aerobic systems in children are not as trainable in adults. we would need to exercise them at a really high intensity in order to reach a max level. children can have a super high VO2 by doing absolutely nothing.
how do we rank blood pressure in children?
prehypertension= 90th percentile for age and sex. 3.4% of children aged 3-18. hypertension= 95th percentile for age and sex. 3.6% of children 3-18. there is no reason for children to have hypertension.
what is the criteria for overweight and obesity in children?
overweight (at risk for obesity)=85th percentile. obese= 95th percentile . there are no absolute numbers for BMIs for children but just percentiles based on age and sex.
what percent of kids are considered overweight?obese?
16.9% considered obese. 31.8% considered overweight. these numbers have tripled since 1980
what are risks associated with obesity?
elevated total cholesterol, LDL, triglycerides and blood pressure. decreased HDL and fasting insulin.
what is arteriosclerosis?
any hardening (loss of elasticity) of the arteries. it is a more general term.
what is atherosclerosis?
hardening of the arteries due to atheromatous plaque. this is very bad.