Life Kit: Health

Research shows that our gut microbiome -- the trillions of microbes that populate our intestines -- isn't just involved in digestion. It's intimately linked to our immune systems, mental health, cognition and more. If you want to improve the health of your gut microbiome, there are specific best practices that can help. This episode, NPR health correspondent Will Stone shares tips on probiotic supplements, microbiome tests, and the most important factor -- your diet.

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Saccharomyces boulardii CNCM I-745 and Lactobacillus rhamnosus GG are two examples of probiotic strains that have considerable evidence from randomized controlled trials. Saccharomyces boulardii CNCM I-745 for travelers' diarrhea and antibiotic-associated diarrhea and Lactobacillus rhamnosus GG for antibiotic-associated diarrhea for children and adults, and also for upper respiratory tract infections.

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The list of skin care products being sold as “essential” can feel endless. What do all those serums, creams, acids and toners actually do — and do you need them? In this episode of Life Kit, host Marielle Segarra talks to health journalist Kelle Walsh, who just wrote a newsletter series for us on this topic.

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Tips to help you thrive this season. We've got tips on how to effectively apply mosquito repellent (you need more than you think!), prevent tick bites, the safest place to position your grill, and keep everyone safe while swimming. Plus, advice on making a crave-worthy salad.

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Need a break? Dr. Aditi Nerurkar, author of The 5 Resets, offers quick, easy ways to minimize stress in your daily life — no lavish vacations or big life changes necessary. This episode originally aired Feb. 6, 2024.

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Ibuprofen, acetaminophen and aspirin — there are many over-the-counter pain medications available, but are they all the same? And how much should you really take? In this episode, pharmacists and a doctor cover your drug options, including side effects, dosage and what to reach for the next time you have a headache or fever. This episode was originally published on March 31, 2025.

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