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Sleep Spindles: The Brain’s Hidden Rhythm for Rest

By Mohammed looti / / 1 min read
Scientifically Reviewed · Dr. Marwa Abd-Alazim · August 25, 2026
Medically & Scientifically Reviewed Verified: August 25, 2026
Dr. Marwa Abd-Alazim PhD in Psychology
Faculty Member • University of Kerbala
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This content undergoes rigorous scientific peer-review and medical editorial standards at Arab Psychology Network to ensure clinical accuracy, validity, and compliance with evidence-based guidelines from leading psychological and healthcare authorities (APA / WHO).

Sleep Spindles: The Brain’s Hidden Rhythm for Rest
CC BY-NC-ND 4.0

These are spindle shaped traces on an EEC during sleep stage 2 that are short bursts of 15Hz waves that increase and decrease in amplitude. K complexes are often followed by sleep spindles.

SLEEP SPINDLES: “Sleep spindles indicate we are sleeping lightly.”
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About the Author: Mohammed looti

An academic and researcher specialized in educational psychology and a faculty member at the University of Kerbala. He holds a PhD in his field, and his research interests center on positive psychology, the development of psychological scales, and cognitive emotion regulation. Dr. Looti is distinguished by his contemporary research approach, focusing on the psychological effects of modern technology and artificial intelligence on mental health and identity formation among young people. His scholarly contributions also extend to studying the dynamics of family communication and its role in building self-efficacy and leadership skills, in addition to his research on mindfulness programs and psychological recovery — making him an active researcher enriching the field of educational and applied psychology.

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Cite This Article

looti, M. (2026, August 25). Sleep Spindles: The Brain’s Hidden Rhythm for Rest. Encyclopedia of psychology. https://encyclopedia.arabpsychology.com/sleep-spindles/
looti, Mohammed. “Sleep Spindles: The Brain’s Hidden Rhythm for Rest.” Encyclopedia of psychology, 25 August 2026, https://encyclopedia.arabpsychology.com/sleep-spindles/.
looti, Mohammed. “Sleep Spindles: The Brain’s Hidden Rhythm for Rest.” Encyclopedia of psychology. August 25, 2026. https://encyclopedia.arabpsychology.com/sleep-spindles/.

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