AQA GCSE Food Preparation and Nutrition: Revision Guide

Food Safety > Food spoilage and contamination Nutriti nal needs and health 4 Diet, nutrition and health Book-link: 1.2.4 Diet, nutrition and health, pages 70–77 Drinking plenty of water Having enough sleep and relaxation Eating a healthy, balanced diet Being physically active Avoiding too much stress energy used Weight gain energy eaten Key learning: What is good health? What does being in good health mean? Key learning: Diet-related diseases Obesity stroke cancer high blood pressure heart disease diabetes pain in joints • Many foods and soft drinks are energy dense and very palatable (tasty) • Therefore, it is easy to consume a lot of them and gain weight over a period of time Cardio- vascular disease (CVD) high blood pressure • High blood pressure damages the heart, blood vessels, eyes and kidneys • It can cause a stroke (a blood clot in the brain) What you must know about diet-related diseases Further information you can add to extend your answers You need to know how to explain what causes diet-related diseases (risk factors) and the effects of each on the body What do you need to know? You need to know: • What is meant by good health • How what we eat affects our health • How diet-related diseases develop 32 4