Answer:
Fast-twitch muscle fibers
Participating in extreme sports can help your cardiovascular system work properly and better because extreme sports usually are very taxing in terms of being an aerobic sport which also puts a lot of burden on the aerobic system. Another benefit would be not so health-related but more personal; doing extreme sports and being close to death - which can hppen - makes one more appreciative and aware of life and death.
Explanation:
Methamphetamine alters brain structures involved in decision-making and impairs the ability to suppress habitual behaviors .
Hello! The answer to your question would be as followed:
Two measures of physical health could be <u><em>a fitness-gram testing and seeing how long you last through it</em></u>
