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DIET & NUTRITION P.E.O. WHAT CONSTITUTES A HEALTHY DIET Carbohydrates - energy Fats - insulates, protects, energy Protein - tissue repair small amount energy Vitamins - tissue repair / metabolism WHAT CONSTITUTES A HEALTHY DIET Minerals - bones / hemoglobin / connective tissue Fibre – digestion Water - component / temp regulator/ transporter RECOMMENDATIONS CARBOHYDRATES 2 types Simple ( rapidly absorbed) Complex (slowly absorbed) Must be replenished daily, (stored as glycogen) enough for approximately 1 hour Therefore we must re-fuel STARTING EXERCISE WITH LOW GLYCOGEN STORES Early fatigue Reduced training intensity Reduced training gains Poor performance Increased injury risk Slower recovery Burn out / over training syndrome (if chronic) FATS Provide vitamins A,D,E. Insulation protection of organs & energy 2 Main types; Saturated - mainly animal products cholesterol only found in animal products FATS Unsaturated 2 types; Polyunsaturated - plant oils (sunflower) Mono-unsaturated – found in olives and avocado's. FATS Cut down on saturated fat Fish oil (eicosenoic acid) found in salmon, mackerel, herring helps lower cholesterol & triglycerides Too much fat = atherosclerosis (thickening & hardening of the arteries) Cholesterol major cause of heart disease PROTEIN Repairs muscle damage and helps build muscle Not only from animals but also nuts, seeds, grains, beans etc PROTEIN Don’t need supplements - will store as fat, pass through, cause dehydration,give a lack of energy 21 amino acids 8 essential have to be consumed found in milk, poultry, meat,eggs,fish & soya beans 15% 0.8 -1g/kg body weight VITAMINS / MINERALS Vitamins - chemicals required in small amounts water soluble - vit’s B + C not stored in the body fat soluble - vit’s A,D,E+K Minerals - minute quantities of the elements :- iron, sodium, potassium, calcium etc. VITAMINS / MINERALS Supplements are unnecessary. FIBRE Whole meal bread, pasta, cereal Bulk food that aids digestion WATER Dehydration major cause of fatigue 2-3% loss in body weight affects performance 5% loss causes a strong thirst 20 % loss results in death Drink :- before you are thirsty WATER CONTENT Your body contains about 40 litres (70) pints of water, contained in blood and also in and around cells. This is about 60% of your total body mass WATER Before you train Little & often during training Plenty after training Urine should be light in colour & plenty of it BALANCE OF WATER Water loss per day :Urine In faeces Lungs exhaled air Skin insensible sweat Total 1100ml 100ml 200ml 600ml 2000ml BALANCE OF WATER Water intake per day Fluids Water in food Metabolic water Total 1000ml 700ml 300ml 2000ml SUMMARY Carbs are the most important fuel Limit your intake of fatty foods 0.8 - 1 g/kg body weight of protein is sufficient Vit/min supplement unnecessary for most people Fluid intake is essential A wide & varied diet provides all your nutritional & dietary requirements DIET & NUTRITION P.E.O.