Zusammenfassung der Ressource
Health and disease
- Food groups:
- Carbohydrates:
Needed for release
of energy, found in
pasta, bread ect.
- Fat: Needed for
energy, found in
fried food
- Protein:
Needed to help
us grow, found
in fish and meat
ect.
- Vitamins: Needed
for healthy cells,
found in oranges
(vitamin C)
- Minerals: Needed
for strong bones and
healthy cells, found in
Milk, dairy and liver
- Fibre: Needed
for digestive
system, found in
wheat
- Water: Needed for hydration
- A balanced diet means eating all 7 food
groups in the correct proportions. It varies for
different people.
- Deficiency disease: lacking a certain nutrient, it affects your health.
- Exercise:
- If you exercise a
lot you will need a
lot of carbs to
replace energy.
- Your metabolic
rate is the rate
at which
chemical
reactions
happen in your
cells.
- Depends on: Inherited from
parents, proportions of
muscle to fat in your body,
your gender and the amount
of exercise you do.
- Weight and health:
- BMI= Body mass (kg)/ (height)^2 (m)
- Obesity: Excess energy is stored as
fat, too much fat causes problems
such as diabetes- type 1 _inherited
and type 2_if overweight, arthiritus,
high blood pressure and heart
disease.
- Malnutrition: Taking in less energy than you use,
need a lot of energy, lacking in vitamins,
minerals and proteins, immune system can't
work properly, if female your periods will stop,
hair falls out, gain deficiency disease eg. scurvy,
extremely thin.
- Main ways to lose
weight: Reduce
energy intake,
increase amount of
exercise
- Eating disorders: Anorexia Nervosa- restricts
what they eat. Bulimia Nervosa- when they
vomit straight after eating. Leads to- weight
fluctuations, poor skin, hair loss, irregular
periods and tiredness.
- Cholestrol: LDL=BAD.
HDL=GOOD. It is a waxy fatty
substance, it clogs up arteries
that can lead to a heart attack. If
it stops from going to your brain
it causes stroke.