Lecture 21-Physical activity

Question 1

physical activity statement 1 NZ

Answer 1

sit less, move more

break up periods of prolonged sitting

Question 2

what does WHO recommend about sedentary time

Answer 2

limit the amount of time spent being sedentary

replace with more physical activity of any intensity

Question 3

a study found that above 8 hours a day of sedentary time, every additional hour of sedentary time was associated with a

Answer 3

4% higher all cause mortality

Question 4

a study found that above 6 hours a day of sedentary time, every additional hour of sedentary time was associated with a

Answer 4

4% higher CVD mortality

Question 5

a study found associations between sedentary time and cancer mortality were

Answer 5

not statistically significant

Question 6

if you do heaps of physical activity what has been found

Answer 6

then it might protect you from being sedentary

Question 7

there is a relationship between sedentary and

Answer 7

physical activity in terms of your risk

increase physical activity and reduce sedentary time to reduce risk

Question 8

what is meant about the pattern of accumulation is important

Answer 8

found to be better to break up sedentary time than being a prolonged sitter

Question 9

what was found about glucose response of those who walked on treadmill for 1 minute 40 secs every half an hour compared to those who walked for 30 minutes then sat for the rest of the day

Answer 9

reduced glucose response after meals of those who got up and moved

Question 10

second statement physical activity guideline in New Zealand

Answer 10

do at least 2.5 hours of moderate or 1.25 hours of vigorous physical activity spread throughout the week

Question 11

physical activity statement 3

Answer 11

for extra benefit aim for 5 hours of moderate or 2.5 hours vigorous activity spread throughout the week

Question 12

what does the WHO recommend about physical activity

Answer 12

at least 150 to 300 minutes moderate intensity aerobic physical activity

or

at least 75 to 150 minutes vigorous intensity aerobic physical activity

Question 13

what does the WHO recommend for additional health benefits

Answer 13

more than 300 minutes moderate intensity aerobic physical activity

or

more than 150 minutes vigorous intensity aerobic physical activity

Question 14

WHO recommends what minutes of moderate PA per week where the benefits are the greatest

Answer 14

150 - 300 minutes

Question 15

what is activity statement 4 NZ

Answer 15

do muscle strengthening activities on at least 2 days each week

Question 16

what does WHO recommend about strength training

Answer 16

on at least 2 days a week muscle strengthening activities at moderate or greater intensity that involve all major muscle groups

Question 17

strength based exercise is also associated with

Answer 17

• decreased risk of falls
• increased preservation of bone mineral density
• increased preservation of muscle mass

Question 18

what type of strength training had the lowest hazard ratio for CVD mortality

Answer 18

both gym based and own body weight training

Question 19

what is activity statement 5 NZ

Answer 19

doing some physical activity is better than doing none

Question 20

the WHO determines what good practice statements in relation to physical activity

Answer 20

if adults are not meeting these recommendations, doing some physical activity will benefit their health

adults should start by doing small amounts of physical activity, and gradually increase the frequency, intensity and duration over time

Question 21

MoH statement on managing the risk of exercise

Answer 21

if you have a health condition, you may wish to consult your doctor of physical activity specialist before starting physical activity

Question 22

what is a PARQ and what does it mean

Answer 22

screening tool to assess the risk of contradictions from physical activity

Question 23

what does it mean if someone answers yes to any of the PARQ questions

Answer 23

refer to an exercise specialist or medical professional

Question 24

Nutritionist/ dietitian is not a

Answer 24

Exercise specialist

Question 25

the benefits of physical activity outweigh

Answer 25

the risks

physical activity is safe, even for people living with symptoms from multiple medical conditions

Question 26

the risk of adverse events is

Answer 26

very low but thats not how people feel

Question 27

exercise prescription is not as easy as

Answer 27

as telling someone to move

Question 28

what is meant by everyone has their own starting point

Answer 28

help people identify their own starting point, begin there and build up gradually

Question 29

when should we stop and seek medical review

Answer 29

if you notice

• dramatic increase in breathlessness
• new or worsening chest pain and or increasing GTN requirement
• a sudden onset of rapid palpitations or irregular heartbeat
• a reduction in exercise capacity or change in vision

Question 30

what is GTN

Answer 30

glyceryl trinitrate