Maya took the gum. She chewed wide, moving her jaw side to side, forcing her throat muscles to work. Then she combined it with a sip of water from her bottle—swallowing hard with her nose pinched. This created a powerful vacuum and muscle pull in the back of the throat.

The teenager next to her, a frequent flyer, noticed her distress. “Chew this,” he said, offering a piece of gum. “But not just chomping. Big, exaggerated, jaw-cracking yawn-chews.”

The pressure grew. It wasn’t pain yet, but a strange, full sensation, as if her ear was slowly filling with concrete. She could hear her own breathing, amplified and echoey inside her head, while the flight attendant’s safety reminders sounded like distant, garbled radio static.

For now, she was just grateful for two things: a kind stranger with gum, and the humble, hardworking Eustachian tube—a tiny passage that, when working right, makes the miracle of flight feel like magic, not misery.