Junk food

So, what is junk food exactly?

  • Type of food
    • Few proteins, vitamins, minerals and fibre.

    • Big amounts of sugar, fat and salt.

Composition

  • High quantities of:
    • Sugar
    • Fatty acids
      • Saturated fatty acids
      • Trans fat
    • Cholesterol
    • Sodium

Composition

  • Sugar:
    • Empty calories

Composition

  • Fatty acids
    • Saturated fatty acids

Composition

  • Fatty acids
    • Trans fat

Oleic acid

Elaidic acid

Composition

  • Fatty acids
    • Trans fat

Composition

  • Cholesterol

Cholesterol

Composition

  • Cholesterol

Cholesterol

Vitamin D

Composition

  • Cholesterol

Composition

  • Sodium

Classification of junk food

Anglo-saxon fast food                  Mediterranean fast food

Ready-made meals                        Some exotic foods

Addiction

  • It alters our brain's reward pathway in the same way drugs do.
    • Unability to stop eating it.
    • Drastic weight gain.
    • Need to eat more.

Consequences on health

  • Many different problems:
    • Headache
    • Depression
    • Heart diseases
    • Shortness of breath
    • High blood pressure
    • High cholesterol

Consequences on health

  • Many different problems:
    • Dental distress
    • Acne
    • Weight gain
    • Nutritional deficiencies
    • Diabetes
    • Cancer

Consequences on health

Some people try to go on diets:

  • Low-carb diet
  • Atkins diet
  • Avocado diet
  • Dukan diet

They usually don't offer real results

Social impact

  • Nowadays, more people tend to suffer from obesity.
    • 1 in 6 people are obese

    • 2 out of 3 men are obese

    • 1 in 3 children are obese

  • 2.100 million overweighted people in the world

  • Three million people die of obesity each year.
     

in Spain

Social impact

  • Advertising has a huge role on this.
  • Young people must be aware of the risks of junk food.
  • There are campaigns which promote a healthier lifestyle.

We hope you liked it!

By Lorena Llamas and Iker Puerto 2ºBach A

Junk food

By Sr Mitocondrio

Junk food

It's easy, just don't eat it!

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