rssMB to Smithsonian MagazineEnglish · 21 hours ago'Excitement With a Little Dash of Fear': Polar Plunges Ring in the New Year With a Splash. But What Actually Happens to Your Body?www.smithsonianmag.comexternal-linkmessage-square0linkfedilinkarrow-up11arrow-down10file-text
arrow-up11arrow-down1external-link'Excitement With a Little Dash of Fear': Polar Plunges Ring in the New Year With a Splash. But What Actually Happens to Your Body?www.smithsonianmag.comrssMB to Smithsonian MagazineEnglish · 21 hours agomessage-square0linkfedilinkfile-text