3. The Armor-Up Reflex

You might feel your shoulders creeping toward your ears, your neck getting tight, and your jaw clenching hard enough to crack a walnut. This muscle tension is your body’s instinctive response, preparing you for a physical confrontation—even if the most action you’ll see is just verbal sparring. This reaction isn’t just psychological; your body is literally bracing itself as a line of defense. And the longer an argument lasts, the more likely you are to feel those effects lingering afterward as stiffness or headaches.

Reminder: After an intense quarrel, the soreness you feel can actually mirror the aftermath of a physical workout. Taking the time to stretch, do deep breathing, or even walk it off can help release that built-up tension and get your body back to a more comfortable state.

4. The Gut-Feeling Gone Rogue

When conflict is in full swing, it’s common to feel like your stomach is suddenly twisting itself into a pretzel. This unsettling feeling stems from what’s called the gut-brain connection, a close relationship between your digestive system and your emotional state. Stress diverts blood away from your digestive tract and toward the muscles and brain to prepare for “action.” Your gut is left “in the lurch,” which can create stomach spasms, nausea, or that distinctly knotted sensation.

Tip: After a heated argument, it’s not unusual to feel like eating is the last thing on your mind or that you can’t seem to relax. Giving your stomach a bit of time to settle can help, as can eating something gentle once things have calmed down.