Starter:

Can you name 2 foods you should

eat a lot of and 2 foods you should

only eat a little of?

Starter:

Can you name 2 foods you should

eat a lot of and 2 foods you should

only eat a little of?

LO: I can describe what effects not

eating some foods has on our

health

DeficienciesDeficiencies

Why is it so important to have a balanced diet?

Why is it so important to have a balanced diet?

• What is a ‘Deficiency’?

•Something lacking or missing

• What conditions do we know that result from a lack of a nutrient from our diet?

SCURVY• A condition caused by

lack of vitamin C. • It causes weakness, gum

disease and skin haemorrhages (bleeding).

• Scurvy is most frequently seen in older, malnourished adults.

Lack of Vitamin CLack of Vitamin C

Consequences of Scurvy

Consequences of Scurvy

How to prevent ScurvyHow to prevent Scurvy

• Rickets is a disorder involving softening and weakening of the bones (of children).

• It is caused by lack of Calcium in your diet.

Lack of CalciumLack of Calcium

X-ray of a 20 month old boy

with rickets

• Notice the bow shape of the legs.

How to prevent RicketsHow to prevent Rickets

• Kwashiorkor is a disease caused by a lack of protein in the diet.

• Children and adolescents require protein for growth and development.

• It occurs most commonly in areas of famine and limited food supply.

Lack of ProteinLack of Protein

How to prevent KwashiorkorHow to prevent Kwashiorkor

Lack of Iron/AnaemiaLack of Iron/Anaemia

• Weakness and fatigue

• Pale skin

• Shortness of breath

• Light-headedness or dizziness

• Caused by lack of red blood

cells

How to prevent AnaemiaHow to prevent Anaemia

Lack of Vitamin ALack of Vitamin A

• Number one cause of what is known as preventable blindness in children and severe visual impairment. • Also increases the risk of death in infants.• Causes night blindness in pregnant women

Preventing BlindnessPreventing Blindness

Constipation!Constipation!

Check your Understanding!Check your Understanding!

Can you help each

patient find the correct advice from the doctor?

Can you help the

doctor make the correct

diagnosis for each

patient?

Salt

• Salt that is sprinkled of food makes a small proportion of your salt intake

• Salt is sometimes listed on food packets as sodium

• High amounts of salt are found in processed food (ready meals, biscuits, sauces etc) and fast food!!

Too much …. SALTToo much …. SALT

• Too much salt can

cause high blood

pressure!

• High Blood pressure

can cause serious

health problems and

lead to strokes, brain

damage and kidney

damage!

Too much …. SALTToo much …. SALT

Too much …. FATToo much …. FAT

Obese people have an increased risk of arthritis, diabetes and heart disease.

Too much …. FATToo much …. FAT

Too much …. FATToo much …. FAT

Check your understandingCheck your understanding

Copy and complete the following sentences:

1.Food such as crisps and chips are high in _____. If you eat too much of them it can ______ your arteries which can cause a ________ attack.

2.Foods high in _______ can lead to high ________ pressure. This can cause ___________ and lead to _________ disease.