Cold Plunge vs. Caffeine: What’s the real difference? 🧊☕ Both fire up your brain—but in totally different ways 🥶Cold plunge = instant fight-or-flight → spikes norepinephrine, dopamine, & epinephrine. Activates brown fat (thermogenesis) + reduces inflammation. ☕Caffeine = blocks adenosine so you don’t feel tired → boosts dopamine, norepinephrine, & acetylcholine for focus and energy. #coldplunge #thermogenesis #dopaminehacks #icepodcompany #icebathrecovery #wellnesstrends #inflammationrelief #coldexposure #wellnesshacks #medicalstudentlife #BiohackingLife #studybreaks #mindbodyreset