diet and nutrition

what is energy measured in

kcal

energy

its obtained from the body stores or the food that we eat

glycogen

the main source of fuel used by the muscles

calorie

the amount of heat energy required to raise the temperature of 1g of water 1 degrees from 14 degrees to 15 degrees

women kcal/day guidelines

1940

men kcal/day guidelines

2550

what is energy balance

energy in = energy out

what happens if we don’t have an energy balance

weight gain, obesity, eating disorders

what does BMR stand for

basal metabolic rate

what is BMR

the amount of energy you need while resting

what does TMF stand for

thermic effect

what is TMF

the amount of energy above the BMR needed to process and store food

how do you calculate energy expenditure

BMR + TMF + energy expended in exercise

what % of total energy expenditure does physical activity account for

30%

what does MET values stand for

metabolic equivalent values

what are MET values

used to build a precise picture of additional energy expenditure associated with different levels of physical activity

what does 1 MET equal

1 kcal/kg/hour