7.4 Diet, exercise and disease

Question 1

Explain why people who exercise regularly are usually healthier than people who do little exercise?

Answer 1

Exercise builds cardiovascular fitness, so people who exercise are likely to have healthier hearts and bigger lungs than people who don’t exercise.
People who exercise are less likely to be obese than people who don’t exercise and are less likely to suffer diseases such as type 2 diabetes, high blood pressure, and heart disease.

Question 2

What diseases are people who exercise less likely to get than people who don’t exercise?

Answer 2

diseases such as type 2 diabetes, high blood pressure, and heart disease.

Question 3

Exercise levels and obesity levels are often linked. Suggest reasons for this?

Answer 3

If excess food is consumed, it is stored as fat and you may become obese.
Exercise uses up some of the energy produced during respiration from the food you eat.
As a result, less food is stored as fat, reducing risk of obesity

Question 4

How can Type 2 diabetes be controlled?

Answer 4

By helping people to eat a balanced diet,
take more exercise and lose weight,
to restore normal blood glucose balance and reduce risk of type 2 diabetes

Question 5

Risk of developing type 2 diabetes is much higher in _________ than in _________ with the same body mass index (BMI).

Answer 5

Women

men

Question 6

Carrying too much weight is often linked to serious health problems, for example ….

Answer 6

type 2 diabetes
high blood pressure
heart disease