Physical Activity and Sedentary Behavior

Question 1

What are the CSEP 24 hour Movement Guidelines for 5-17 year-olds

Answer 1

Sweat: accumulation of at least 60 minutes per day of moderate to vigorous physical activity involving a variety of aerobic activities.
3 days/ week of vigorous intensity
3 days/week of bone and muscle strengthening

Step: several hours of a variety of structured and unstructured light physical activities

Sleep: uninterrupted 9-11 hours of sleep per night for those aged 5-13 years and 8-10 hours per night for those aged 14-17 with consistent bed and wake up times.

Sedentary behaviour: No more than 2 hours per day of recreational screen time: limited sitting for extended periods

Question 2

What is the general population definition of sedentary behavior?

Answer 2

Any waking behavior characterized by an energy expenditure <=1.5 metabolic equivalent tasks (METs), while in a sitting, reclining or lying posture

Question 3

What is the sedentary behavior definition in Infants?

Answer 3

Any waking behavior characterized by low energy expenditure while restrained or when sedate

**time spent in prone position aka tummy time is not considered a sedentary exposure

Question 4

Define sedentary behaviour pattern.

Answer 4

The manner in which sedentary behavior is accumulated throughout the day or week while awake

Question 5

Define Physical inactivity

Answer 5

An insufficient physical activity level to meet present physical activity recommendation

Question 6

Define Sitting.

Answer 6

A position in which one’s weight is supported by one’s buttocks rather than one’s feet, and in which one’s back is upright

Question 7

Define Lying.

Answer 7

Being in a horizontal position on a supporting surface

Question 8

Define Standing

Answer 8

A position in which one has or is maintaining an upright position while supported by one’s feet.
Passive: less than 2 METs
Active: anything greater than 2 METs

Question 9

Define Stationary behaviour

Answer 9

Any waking behavior done while lying, reclining, sitting, or standing, with no ambulation, irrespective of energy expenditure

Question 10

Define screen time.

Answer 10

Screen time refers to the time spent on screen-based behaviors. These behaviors can be performed while being sedentary or physically active

Question 11

Define non-screen-based sedentary time

Answer 11

Time spent in sedentary behaviors that do not involve the use of screens

Question 12

What are some benefits of 60 minutes of MVPA and <2 hours of screen time?

Answer 12

Improve overall health
Improve school performance
Improve self-esteem and confidence
Maintain a healthy body weight
Improve fitness
Grow stronger
Have fun playing with friends
Feel happier
Learn new skills

Question 13

What are some consequences of sedentary behavior?

Answer 13

Sedentary behavior linked to all-cause & CVD mortality, regardless of physical activity
Watching TV positively associated with unfavorable body comp, decreased fitness, decreased self-esteem and decreased academic achievement.

Question 14

What is more screen time associated with?

Answer 14

Reduction of available time for PA
Reduced metabolic rate
Increased energy intake
Influence of media ads promoting unhealthy food and drinks
Consuming unhealthy snacks
Increase risk of metabolic syndrome
Interference with normal sleep patterns