Biology Unhealthy diets
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Wha does the word starvation mean?
People don’t eat enough food
If you eat less than the energy you use, you will lose body mass hence become….
Underweight
Three thing that underweight people suffer from?
Health promblems like poor immune systems Lacks energy to do thins and are often tired Are likely to suffer from a lack of vitamins and minerals
If the energy content in the food is more than the energy you use, you gain body mass hence being ….
Overweight
Where is energy stored?
Fat under the skin
What does the word obese mean?
Extremely overweight
What do overweight people suffer from?
Heart disease Stroke Diabetes Some cancers
What are mineral deficiencies?
When a person doesn’t have a certain vitamin or mineral, this can damage a persons health
What does vitamin A deficiency lead to?
Night blindness
What is night blindness?
Makes it difficult to see in the dark
What does vitamin D deficiency lead to?
Rickets
What are rickets?
Bones become weak
What does vitamin C lead to?
Scurvy
What is a symptom of scurvy?
Cuts don’t heal quickly/at all
How much energy do you need?
The amount depends on age, body size and how active you are