estrogen and progesterone

The Science Behind When Do Boobs Stop Growing—And What Really Happens

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The Science Behind When Do Boobs Stop Growing—And What Really Happens

The first time a person notices their chest changing—whether it’s the subtle swell of fat beneath the skin or the gradual emergence of breast tissue—it’s a moment of quiet revelation. For many, the question lingers: *When do boobs stop growing?* The answer isn’t a single date but a biological process shaped by hormones, genetics, and … Read more

Why Do I Poop More on My Period? The Science Behind Bloating & Bowel Changes

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Why Do I Poop More on My Period? The Science Behind Bloating & Bowel Changes

There’s a biological reason your bathroom trips become more frequent during your period—and it’s not just your imagination. The surge of prostaglandins, the same compounds that trigger uterine contractions, also stimulate intestinal muscles, accelerating bowel movements. Meanwhile, estrogen’s decline loosens stool consistency, while progesterone’s rise slows digestion, creating a perfect storm for why you might … Read more