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Inside the nose, a difference of just a few millimeters can completely change breathing and facial balance. And inside the body during labor, the uterus contracts with incredible force — all triggered by one powerful hormone: oxytocin. This isn’t just discomfort. It’s human physiology at work.

Science Postcard

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14,866 次观看 • 4 个月前 •via X (Twitter)

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God's X 的头像

God's X4 个月前

it's honestly crazy how the human body can be affected by changes so tiny you'd barely even notice them. Inside the nose, just a few millimeters of difference in cartilage, bone, or airflow space can completely change how a person breathes.

God's X 的头像

God's X4 个月前

What's fascinating is how the body uses chemistry and structure together so precisely. Tiny physical changes in anatomy can alter breathing patterns, while microscopic hormone signals can trigger full-body physiological events like labor.

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