Answer:
PROTEIN. Protein is an important building block in the body because it's responsible for supplying amino acids that are used to create and repair cells, tissues, hormones, enzymes, red blood cells, and antibodies. Proteins also maintain fluid balance and transport substances throughout the body.
There are some nutritional principles that athletes has to follow, they include the following:
1. Eating of balance diets
2. Eating quality foods, especially unprocessed foods.
3. Consumption of adequate carbohydrates; athletes should not go low on carbohydrates.
4. Adequate fluid intake.
5. Avoidance of alcohol consumption.<span />
Emotions, like fear and love, are carried out by the lambic system, which is located in the temporal lobe.