Lockjaw ? 🔐 😬 LOCKJAW (TRISMUS): WHY YOUR JAW WON’T OPEN ALL THE WAY Ever wake up and realize your jaw just won’t open fully? That tight, stuck feeling is called trismus — aka “lockjaw.” And no, it’s not always from tetanus. 😅 ⸻ 🤔 COMMON CAUSES 🦷 Dental infections — especially wisdom tooth infections or abscesses 💉 After dental work — long appointments or multiple anesthetic injections 😬 TMJ flare-ups 🦠 Tetanus (rare, but possible) 💪 Muscle spasms in the jaw 🩺 Trauma to the face or jaw