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How does your body process medicine?
Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to go in the first place? Céline Valéry explains how your body processes medicine.

What causes body odor?
Most of us don’t need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor. But it’s a surprisingly complex phenomenon, influenced by our genetic makeup, age, diet, and hygiene. So what is this odor, exactly? Where does it come from? And can we do anything about it? Mel Rosenberg dives into the stinky science of body odor.

Additional references
Why do we laugh when we are tickled? - BBC
What is it about a tickle that makes us giggle? And why can’t we tickle ourselves? Greg Foot explains all.

Why Are People Ticklish? - Healthline
Some people are so ticklish they laugh or cringe at the slightest touch or at the anticipation of being tickled. Others don’t crack a smile. Why do some people respond to the tickle response, and others don’t?