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One possible explanation is formication, a sensation in which a person feels as though insects are crawling on or underneath the skin even though nothing is actually there.
The sensation can feel completely real. It may be described as crawling, tingling, itching, or tiny movements across the skin.
Several factors can contribute to these sensations, including stress, lack of sleep, certain medications, hormonal changes, skin conditions, nutritional deficiencies, and some neurological conditions.
Why Does It Sometimes Happen at Night?
Nighttime can make unusual sensations seem much more noticeable.
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