physical education

1. Lecture 1
Sports nutrition
(definition and explanation of sports
nutrition)

2. • As fuel is to car
• ........... Is to human body?

3. question
• Is there any difference between nutrition and
nutrients?

4. NUTRITION
• Nutrition is a study of various nutrients, their
characteristics, functions, requirements and sources.
It is a combination of processes by which the human
body receives and utilize nutrients.

6. question
• Is there any difference between food and
nutrients?

7. Important terms
• Food- It is a basic need for all living beings.
Food gives us energy to carry out day to day
activities.
• Nutrients- nutrients are the chemical
substances present in food, which the body
needs to carry out its functions.

8. Cont..
• Balanced diet- It is a diet which included all
needed nutrients in a right proportion.
• Supplementation- It refers to the addition of
extra element or amount of nutrients in diet.

9. Cont...
• Malnutrition- malnutrition is an impairment
of health resulting from a deficiency, excess,
or imbalance of nutrients in the diet. It
included both under nutrition and over
nutrition.
Under nutrition- it refers to a deficiency of
calories or one/more nutrients in diet.
Over nutrition- it refers to an excess of
calories or one/more nutrients in the diet.

10. question
• Do you have any example of malnutrition?

11. Cont…
• kilocalories(kcal)- it is the unit for measuring
the energy values of foods. It is a amount of
heat required to raise the temperature of
1,000 g water by 1º C.

12. Cont….
• RDA- It stands for recommended dietary
allowance. The amount of food needed to
ensure good health. It will vary from one
individual to another. ICMR has prepared
RDAs for Indians.

13. Sports nutrition can be defined as the application of
nutrition knowledge to a practical daily eating plan
focused on providing the fuel for physical activity,
facilitating the repair and rebuilding process following
hard physical work, and optimizing athletic
performance in competitive events, while also
promoting overall health and wellness.
Sports Nutrition

14.  Sports nutrition is a broad interdisciplinary field that
involves dietitians, biochemists, exercise physiologists, cell
and molecular biologists, and occasionally psychotherapists.
 It has both a basic science aspect that includes such
concerns as understanding the body's use of nutrients
during athletic competition and the need for nutritional
supplements among athletes; and an application aspect,
which is concerned with the use of proper nutrition
and dietary supplements to enhance an athlete's
performance.
 The psychological or psychiatric dimension of sports
nutrition is concerned with eating and other mental
disorders related to nutrition among athletes.