Glycemic Index

The Glycaemic Index

What is the Glycaemic Index?

The Glycaemic Index (GI) is a ranking system of carbohydrate-containing foods, based on
their immediate effect on blood sugar levels. Carbohydrate foods that breakdown and are
released quickly into the bloodstream have high GIs, whereas those that produce a more
steady and sustained rise in blood glucose are low GI foods.

Is the GI Relevant For You?

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Kilojoules and Calories Explained

We eat food to fuel our bodies for energy, growth and repair. Carbohydrates, proteins and fats are broken down by the digestive system into their simplest components: simple sugars, amino acids and fatty acids.

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Preparing to Perform

Pre-Event Nutrition

What you eat and drink in the 24 to 48 hours before competing will determine how much glycogen your muscles will have available to use for energy during your event and how hydrated you will be. Over this time period you should ensure you are well hydrated; choose high carbohydrate, low fat meals; and limit your activity to rest or light training. >> Continue Reading…