https://www.tpr.org/tags/preeclampsia Preeclampsia en-US Copyright Wed, 25 Feb 2026 21:02:59 GMT https://www.tpr.org/podcast/petrie-dish/2026-02-25/the-late-winter-deficiency-that-could-be-making-you-sick-and-miserable In March, around 90% of Americans are deficient in vitamin D, which has been linked to serious physical and mental health challenges. What is vitamin D? How do you get it? What can happen if you don't get enough? What is enough? TPR's Bonnie Petrie talks about her own March madness with a Boston University doctor who has been studying this chemical — that isn't actually a vitamin — for decades. Wed, 25 Feb 2026 21:02:59 GMT https://www.tpr.org/podcast/petrie-dish/2026-02-25/the-late-winter-deficiency-that-could-be-making-you-sick-and-miserable Bonnie Petrie