special class: health and food habits

Health and Food Habits

Special Class

by Marco Bucci

April 2013

Body Mass Index

Diet-related Diseases

Child Obesity

A drug called Sugar

Healthy Eating Tips

Index

High BMI increases risk of cancer.

People with a Body Mass Index (BMI) of more than 25, have a higher risk of developing cancer of the breast, uterus, colon, kidney, esophagus, gallbladder, cervix (neck of the uterus), ovary, pancreas, liver, stomach and prostate.

Overweight causes cancer in 14-20% of the cases, 20 percent of the cases of cancer in women and 14 percent in men. This conclusion is based on observation of 900.000 people for 16 years at the American Cancer Society.

BMI (Body Mass Index) and Diseases

BMI = Height ²

Weight

Normal values for BMI are 18.5 - 25. The Body Mass Index is a measure of body fat based on height and weight on adults.

What is a normal BMI?

BMI is not precise if a person is very tall, muscular, a child or adolescent, but the BMI gives you a good sense of direction if you have a healthy body weight or not.

However…

Diet-related diseases

Child obesity in Brazil

33,5% of brazilian kids are obese or overweight...

and 80% of them will be obese adults...

A group of researchers discuss that sugar - which they say is fueling a global obesity pandemic – need to be controlled like alcohol and tobacco to protect public health.

Sugar

Robert H. Lustig, Laura A. Schmidt, Claire D. Brindis. Public health: The toxic truth about sugar. Nature, 2012; 482 (7383)

The average Brazilian consumes 51 kg of sugar per year.

Excessive sugar consumption results in 35 million deaths per

year worldwide (the equivalent of the Canada population).

Sugar

Healthy eating is consuming a variety of foods that gives you the nutrition for your body. It signifies that you need to choose the correct quantity of food from all the food groups and attention to what's in your plate.

What is important is not the quantity, but what you eat.

What is Healthy Eating?

Dietitians decided to change the pyramid by the normal plate.

Whose plate looks like a pyramid?

Food Groups

How to eat?

Metabolism

Basal Metabolic Rate

Thermogenesis

Extra Energy

Calories = ENERGY Energy Not Used = Energy stored = Fat

Let’s consider 2000 calories per day...

5 or 6 meals per day

3 meals per day

= Basal Metabolic Rate = Thermogenesis = Extra Energy

Oat

Oat benefits

BMI helps you know if you have a healthy body weight or not;

Diet-related diseases are the major “killers” in the occidental world;

Increase of child obesity in Brazil will result in an obese generation in the future;

Sugar should be controlled like tobacco and alcohol to protect public health;

Healthy eating habits can reduce the risks of diet-related diseases;

Mind your meals and eat fibers like oat.

In resume

www.nature.com

www.jamieoliver.com/us/foundation/jamies-food-revolution/home

www.muitoalemdopeso.com.br/

www.food.gov.uk/

www.choosemyplate.gov/

www.pubmed.com

References

Thank you !!!