Warm up exercises are important because they reduce the risk of injury.5 points that are important for warming up are :-
1) Warming up helps the body to deliver oxygen to the travail muscle groups.
2) Warming up will increase vital sign, that reduces the prospect for muscle and sinew injuries.
3) A five minute readying will increase blood flow to the travail muscles. A larger level of blood reaching the muscles concerned within the activity aids within the delivery of the vital fuels (e.g., glucose and free fatty acids) needed for energy production.
4) Warming up will increase the suppleness of the muscle, thereby enhancing the mechanical potency and power of the travail muscles.
5)An applicable readying prepares the vascular system for the approaching (more strenuous) physical activity. Warming up helps to confirm that the cardiovascular system (heart and blood vessels) is given time to regulate to the body’s enhanced demands for blood and oxygen.
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Contractility is the ability of muscle cells to forcefully shorten
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Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
Answer:
1. the government helps improve public health by providing resources and establishing laws and regulations.
2. An anxiety disorder is characterized by an excessive and persistent sense of apprehension, with symptoms such as sweating, palpitations, muscle tension, and restlessness.
Explanation:
Attitudes and values are shaped over time when a person matures. These are highly influenced by external factors like family, friends, and environment. They are highly affected by experience and varies from person to person. Often attitudes and values are a result of consequences of the actions that an individual takes in the course of his life. If a person grows in an environment where growth and restriction are common, it often leads to negative attitudes and values. A person's environment is probably the biggest factor in molding character and should be highly taken into consideration.
