Birthday Facts and Insights

The Birthday Rarity Blog

Research, statistics, and fascinating insights about birthdays, birth patterns, and the science of when people are born.

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A Pew Research survey in 2022 found that nearly 30% of Americans believe in astrology. That number jumps even higher among millennials...

May 21, 2026 Read more →

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You remember your best friend’s birthday from school — the one you haven’t spoken to in eight years. But your cousin’s birthday?...

May 21, 2026 Read more →

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A seven-year-old girl once told her mom, “I don’t remember what toy you got me last year, but I remember we had...

May 21, 2026 Read more →

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Not every religion blows out candles on a cake. That might sound strange if you grew up thinking birthdays are universal, but...

May 21, 2026 Read more →

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A friend once told me about a birthday gift she received — a plain wooden photo frame with a hand-written note tucked...

May 21, 2026 Read more →

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A man in Florida once received a live alligator as a birthday gift — and he actually kept it. For three years....

May 21, 2026 Read more →