The answer is <u><em>false</em></u>. 1 second is way too close. It's around the 3-4 second space. You'll learn this in drivers ed if you haven't already.
<span>The upper chamber is called an atrium (or auricle), and the lower chamber is called a ventricle. The two atria act as receiving chambers for blood entering the heart; the more muscular ventricles pump the blood out of the heart.</span>
Answer:
Develop a fitness plan that includes cardiovascular exercise, strength training, and flexibility. ...
Alternate exercising different muscle groups and exercise every other day.
Cool down properly after exercise or sports. ...
Stay hydrated.
srry if im late- :(
