Keeping Healthy: Diet and Exercise Flashcards
what is a balanced diet?
a diet containing the right balance of food types and right amount of energy
what are the food types?
carbohydrates proteins fats vitamins minerals fibre water
What do we use carbs, proteins and fats for?
- provide energy
- build/repair cells
what do we use vitamins and minerals for?
- healthy functioning of body
what happens if you don’t have a balanced diet?
become malnourished
an obese person has …
more body mass on avergae than people of similar age
an obese person eats ..
more food than of needed for the body’s output
problems of obesity
- heart disease
- high blood pressure
- type 2 diabetes
- arthritis
how does obesity affect the heart?
heart disease - fats lead to blockage of arteries which stresses the heart
how does obesity affect blood pressure?
increased salts leads to narrowing arteries require more force to squeeze blood through so higher pressure needed
how does obesity affect arthritis?
extra mass on joints
how does obesity affect diabetes?
unable to balance sugar in body
how to combat obesity
- increase exercise
- decrease food intake (carbs/fats)
- do both
what is metabolic rate?
rate at which chemical reactions in cells of body are carried out
what affects metabolic rate?
- exercise
- gender
- age
- pregnancy
- inherited factors
