In other words, both groups were stressed, but one group channeled the stress as a performance challenge; the other group as a performance threat.  It wasn't the stress of a difficult test that caused distress--everyone felt that.  It was how subjects interpreted their stress. - http://traderfeed.blogspot.com.au/2014/10/embracing-stress-minimizing-distress.html

http://nautil.us/blog/do-you-actually-need-more-stress

Calming when conflict - https://hbr.org/2015/12/calming-your-brain-during-conflict

https://aeon.co/essays/how-stress-works-in-the-human-body-to-make-or-break-us

A Stanford psychologist has a simple mental exercise for tackling student stress - https://qz.com/1069180/stanford-psychologist-kelly-mcgonigal-has-a-simple-mental-exercise-for-tackling-student-anxiety/

The 40% rule is simple: When your mind is telling you that you’re done, that you’re exhausted, that you cannot possibly go any further,  you’re only actually 40% done. ( umm... not sure if it really useful all the time ) - https://www.forbes.com/sites/chrismyers/2017/10/06/the-40-rule-the-simple-secret-to-success

“The ideal situation for improving learning and memory would be to experience no stress and to exercise,” Edwards said. - https://www.zmescience.com/science/stress-memory-exercise

What Can You Do When You’re Flattened by Depression? Plan for It - https://getpocket.com/explore/item/what-can-you-do-when-you-re-flattened-by-depression-plan-for-it

When a person is stressed, they use both their conscious memory and their subconscious memory to compensate for all of the stress. The switch from totally conscious learning to conscious+subconscious learning is triggered by mineralocorticoid receptors, which are released in response to stress. The switches are controlled by the amygdala, the part of the brain that's responsible for both memory and emotional reactions. There's a really interesting study by Schwabe, Tegenthoff, and Hoffken that talks about this, and you can read it here. Long story short: it turns out that when I said that I "operate well under stress" in college, I wasn't actually making that up! - https://dev.to/cassidoo/pursuing-passive-learning-1ego