maintaining water balance

• 60% of the human body is made of water
• gain


  drink and veg
• loose

  sweat

  urine

  water vapour
• in a day we should drink 2.5l (men) and 2l (women)

  exercise will make this number rise in relation to what you do
• hydration


  having enough water in the body to enable it to function normally
• dehydration


  NOT having enough water in the body to enable it to function normally
• symptoms of dehydration

  • yellow urine
  • less frequently going to the toilet
  • dizzy
  • warmer
  • muscle cramps
• results of dehydration

  • blood thickening which slows the speed that blood travels around the body
  • increased heart rate as your heart has to work harder to pump blood around your body
  • increased body temperature to the point of overheating
  • increase in reaction time (longer to react) due to slower responses to stimuli and possibly poorer decisions
  • muscle fatigue leading to cramps
  • dizziness
  • nausea
  • blurred vision
  • headaches
• rehydration


  to comsume water in order to restore hydration