The nervous system consist of the brain, spinal cord and nerve fibers. Exercise Improves the brain
Answer:
2+7+8= 2+8+7
17= 17
commutative property of addittion
Answer:
The answer is age.
Explanation:
So for a 50-year-old, maximum heart rate is 220 minus 50, or 170 beats per minute.At a 50 percent exertion level, your target would be 50 percent of that maximum, or 85 beats per minute.
Answer:
Not necessarily
Explanation:
The human body needs carbs for energy. A salad is still going to have some carbs, just like processed foods such as Oreos or something. Some things you buy will be empty calories, if they are made of sugar and are not high in nutritional value. The amount of nutritional value in someone's food is not dependent on carbs, or calories, you have to look at the whole thing.