15 Fascinating Things Dogs Can Smell That Humans Can’t

Dogs can detect cancer cells through their incredible sense of smell.

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They can sniff out changes in blood sugar levels, alerting diabetics.

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Dogs can smell fear and anxiety through body odor changes.

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They can sense pregnancy by detecting hormonal shifts in women.

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Dogs can detect bed bugs hidden in the smallest crevices.

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They can smell human emotions like happiness or sadness.

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Dogs can detect the scent of buried bones or lost items.

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They can sense impending weather changes like storms.

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