>>8091794https://www.youtube.com/watch?v=tybOi4hjZFQ+ cold showers
i have chronic lung disease, IGA neuropathy and overall an insanely shit immune system due to so many fucking surgeries.
whether it's placebo or not i don't know, but i can tell you first hand I was sick for around 7 months, once every 2 weeks.
Haven't been sick since.