During sleep, the pineal gland releases melatonin. This hormone is thought to be involved in the regulation of the immune system and various biological rhythms.

Google

Sleep is associated with the secretion and regulation of various hormones from several endocrine glands. Key hormones regulated during sleep include melatonin, follicle-stimulating hormone (FSH), luteinizing hormone (LH), and growth hormone.

Sleep and the Endocrine System

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

Melatonin Secretion during Sleep

During sleep, the pituitary gland secretes several essential hormones, including follicle-stimulating hormone (FSH), luteinizing hormone (LH), and growth hormone.

Learn Before

Related