Inservice: The Importance of Water
Inservice: The Importance of Water
(Fluids/Hydration)
Objective:
To identify the role fluids play in our health.
Method:
Lecture, discussion, activities, handouts and post test.
Inservice:
• The most important nutrient in our body is water. Sixty percent of our body’s weight is fluid.
• Uses for water in the body:
o Needed in blood, sweat, tears, mucus, and digestive processes.
o Cells use water to transport nutrients and some vitamins are soluble only in water. (i.e., Vitamin C).
o Flushes the system of toxins.
o Regulates body temperature.
o Lubricates joints and cushions the organs.
o Needed to repair tissues.
o Promotes bowel regularity and health.
• Dehydration: a condition in which water or fluid loss (output) far exceeds fluid intake.
• Thirst factor: Do not depend on this to remind you to drink, since thirst lags behind need. By the time you feel thirsty, you have already lost about 2 cups of fluid.
• A 5% loss of fluid can cause you to become dehydrated, which can cause one or more of the following:
o Headache
o Fatigue
o Confusion and forgetfulness
o Increased heart rate
I
o Constipation
o Predisposition to infection
o Death
• Why are the elderly more likely to become dehydrated?
o Lack of sense of thirst
o Aged kidneys
o Illness (i.e., nausea, vomiting, fever)
o Medications (i.e., laxatives and diuretics)
o Decreased total body water due to age.
• How much should one drink?
o It varies based on your activity and your weight. Generally, you need to drink 8 – 12 cups (8 oz/cup of fluid) daily.
o Sources of fluids:
▪ Water
▪ Coffee/Tea
▪ Soda
▪ Popsicles
▪ Juice
▪ Gelatin
• Remember that along with eating a balanced diet daily, it is important that you drink enough fluid to stay healthy.
Post Test: The Importance of Water
(Fluids/Hydration)
1. What percentage of the body is fluids?__________________
2. True/False (circle one) Water in the body regulates body temperature.
3. True/False (circle one) You can depend on your thirst to assure that you keep yourself hydrated.
Post Test Answers:
The Importance of Hydration
1. 60%
2. True
3. False Thirst lags behind need. By the time you feel thirsty, you have already lost about 2 cups of fluid.
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