29- standing

Question 1

how long do kids spend sedentary

Answer 1

10-14hrs day (85% of waking hours)

Question 2

can instruction of sit/stand desks improve complience

Answer 2

yes

in absence of training yielded no marked changes in worker performance

Question 3

starrett rekommendations for footwear (4)

Answer 3

1. flat, zero drop shoes
2. adequately padded to protect soles
3. non restrictive toe box
4. Flexible enough to bend

Question 4

solutions to trouble wit standing desk transition

Answer 4

• gradual increase in standing time
• shift pos often
• use foot stool

Question 5

when standing 2 hr at work station what % will develop LBP

Answer 5

40-64%

Question 6

Those who delevelpp pan w standing had what muscularity

Answer 6

had increased co activation of bilateral glue medius and trunk flex-ext mm

Question 7

what test would be good at identifying this at risk of developing pain w standing

Answer 7

a combo of positive active hip abduction test and pressence of mm coactivation during standing

Question 8

what exercises proved beneficial in reducing LBP during standing

Answer 8

core + hip exercise program

Question 9

what weakness has a predisposing factor to PD in standing

Answer 9

hip abductor fatigility

Question 10

does standing on a sloped surface affect LBP

Answer 10

-people who get LBP during standing demonstrated a 59.4% reduction in their subjective LBP ratings

• -changed pos 85x in 2hrs
• spent more time in decline pos (78%)

Question 11

optimal sit:stand

Answer 11

1:1 (up to 1:3)

Question 12

optimal sit:stand

Answer 12

1:1 (up to 1:3)

Question 13

beginner recomendations for sit to stand

Answer 13

1. limit standing to 15mins or less (lengthen over time)
2. Ind who are PD in standing may need to start in more time sitting and build up
3. may be benefit to participate in stabilization based exercise

Question 14

what has 2 mins of power posing been shown to do

Answer 14

shown to decrease cortisol and increase test

Question 15

standing desk, and student engagement

Answer 15

higher in fall but not sig in spring

Question 16

standing desk brain function

Answer 16

utilization of the stand-biased desks was largely associated w improved executive function + working memory capabilities

Question 17

standing desks and productivity

Answer 17

standing desks increased standing time without reducing productivity

(45% more productive in call centres)

Question 18

standing desks and physical activity

Answer 18

standing work sig increases mod and vigorous physical activity especially on weekdays

But not effective stat for tx of obesity

Question 19

treadmill desks and productivity

Answer 19

> 4hrs day may reduce productivity

cognitive performance remains unaffected

Question 20

exercise and attention/memory

Answer 20

incease attention, memory, academic performance

-reduce unfocused and distracted behaviour

Question 21

regular physical and academic performance benefits (3)

Answer 21

1. increased standardized testing scores
2. Higer intensity has greater effects
3. improve vocabulary memory (team based games)

Question 22

mod physical exercise and brain sizes

Answer 22

physically fit children have larger hippocampal and basal ganglia volume (both associated w learning)

Question 23

when is the best time to move in school

Answer 23

greatest cog benefits when scheduled early or mid part of day (but not first period)