Biology Keeping Healthy Notes

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  • Created on: 31-12-12 15:31
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Healthy Eating
The seven requirements of a healthy diet are:
Protein
Carbohydrates
Fats
Minerals
Vitamins
Water
Fibre
Eat the correct balance of all of these.
Eat limited saturated fats, as liver converts it to cholesterol, a large amount of which is
harmful.
Too much salt leads to kidney damage
Name Function
Carbohydrates Energy
Building cells and making enzymes
Protein
Repairing Tissues
Build Cell Membranes
Fats Insulation
Energy Store
Vitamins Healthy functioning
Minerals Healthy Functioning
Transportation
Water
Chemical Reactions
Prevent constipation
Fibre
Prevent Bowel Disease
Malnourishment is when you do not have a correctly balanced diet
Malnourishment can lead to being overweight or underweight
If you are overweight you may suffer from Type 2 Diabetes, Heart Disease and Arthritis
Energy needs to be balanced to be healthy:

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Energy in is energy eaten, energy out is energy used
To be healthy:
ENERGY IN=ENERGY OUT
1. Cholesterol is neccesary in your body. However, a diet high in SATURATED or
PROCESSED fats increases the risk of CORONARY HEART DISEASE as it increases the
amount of cholesterol made in your liver.
2.…read more

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Exercise: helps to reduce WEIGHT and stress, keeps you fit and HEALTHY, increases
metabolic rate and decreases BAD CHOLESTEROL…read more

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