Repeated negative thoughts are associated with poor sleep quality. This seems to be a cyclical association as negative thinking and energy leads to sleeplessness which then can lead to further negative thinking. Poor sleep quality can also lead to compromised health which can also lead to more negative energy. 

New York University

- Expressing Negativity
- Poor Health
- Poor Sleep Quality

Signs of Negative Energy

Brennan, Dan. (2020). Signs of Negative Energy. Retrieved October 31, 2021, from https://www.webmd.com/balance/signs-negative-energy

Negative Energy 

Gobin, C. M., Banks, J. B., Fins, A. I., & Tartar, J. L. (2015). Poor sleep quality is associated with a negative cognitive bias and decreased sustained attention. Journal of sleep research, 24(5), 535–542. https://doi.org/10.1111/jsr.12302

Poor Sleep Quality and Negative Cognitive Bias 

Negative emotions can: cause stress which negatively impacts hormone balance; impair the immune system; drain your positive brain chemicals (dopamine, serotonin, etc); or cause dysfunction of the heart and digestive system.  

Poor Health

Poor Sleep Quality

Expressing Negative energy by criticizing others or complaining is representative of conscious or unconscious negative talk and perception of other people.  

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