Sleep plays a vital role in overall health, influencing everything from brain function to the immune system. Yet many people struggle to fall asleep or stay asleep consistently. While some turn to routines like herbal tea or meditation, others rely on small, almost unconscious habits—like sticking one foot out from under the blanket.
Although it may seem like a simple comfort preference, this behavior actually has a scientific explanation tied to how the body regulates temperature during sleep.
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