The Immune System is made up of cells that help protect your body against infections.
The talk test is a one of the easiest ways to monitor your exercise
intensity. You don't need any equipment, like a heart rate monitor.
All you really need is the ability to talk and breathe.
Whether you can do both at the same time is where your intensity comes in.
Answer:
a vicious cycle
Explanation:
In this scenario what Neal is experiencing with depression is most likely caused by a vicious cycle. This term refers a couple of negative events that support and cause one another, in an endless cycle. This is what Neal is experiencing since his negative events, cause him to be pessimistic, which causes depression, and finally causing more negative events, over and over again.
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