In this special Thanksgiving mini-episode of The Optimist Daily's Weekly Roundup, Karissa and Arielle press pause on the usual headlines to say thank you. They share what they are personally grateful for this year, celebrate the Emissaries and listeners who keep solutions journalism alive, and invite anyone who isn't already to support the work through donations, shares, and word of mouth.

Transcript link: https://www.optimistdaily.com/?p=1421174

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In this week's episode of The Optimist Daily's Weekly Roundup, Arielle and Karissa return from a fall break with a fresh wave of uplifting stories, diving right into two standout solutions of the week. First: the "bike bus" phenomenon turning school mornings into joyful, community-powered parades across the world. Next: surprising new research revealing how art gallery visits (and even looking at reproductions) can measurably lower stress and inflammation.

Plus, find out a little more about Swim Sista Swim, Hands United, Move Over Bob, and Amy Howlett-Johnson, our featured Changemakers these last couple weeks. And meet this week's inspiring Local Changemakers: Shower The People and Bounty & Soul.

It's a hopeful, human-focused episode full of community, creativity, and small changes driving meaningful impact.

Transcript link: https://www.optimistdaily.com/?p=1421119

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In this week's episode, Arielle and Karissa gab about two groundbreaking medical solutions changing lives: a one-time gene therapy that helps children with ADA-SCID develop healthy immune systems, and new pediatric guidelines that could drastically reduce peanut allergies. Plus, meet this week's inspiring Local Changemakers — the Oregon senior dog rescue, Silver Linings Rescue Ranch, and PeaceCYCLE — both proving compassion can fuel sustainability and hope.

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Transcript link: https://www.optimistdaily.com/?p=1420998

The Optimist Daily is a project of the World Business Academy.

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This week, Arielle and Karissa talk about two powerful wins for compassion and creativity. New York's new law makes scalp cooling treatments more accessible for cancer patients, while a D.C. author reimagines book access with her "LitBox" vending machine. Together, they remind us that healing and storytelling thrive when communities care.

Discover more about LitBox at www.litboxbooks.com or follow @LitBoxBooks on X for the latest.

Transcript link: https://www.optimistdaily.com/?p=1420951

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This week, Arielle and Karissa spotlight two game-changing breakthroughs: MIT's new battery concrete, which could turn buildings into energy storage devices, and a Swedish study showing that low-dose aspirin may significantly reduce the risk of colorectal cancer recurrence in certain patients. We break down the science behind both discoveries—and how they might shape the future of our cities and our health.

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Transcript link: https://www.optimistdaily.com/?p=1420895

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://

In this episode, Karissa and Arielle begin in the Pacific Islands, where Indigenous leaders are creating the world's first ocean sanctuary designed to preserve migratory routes across national borders. Then we turn to the science behind why women tend to live longer than men—and what those findings can teach us about resilience, biology, and the future of health. A thoughtful conversation about stewardship, survival, and what it means to care across generations.

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Transcript link: https://www.optimistdaily.com/?p=1420855

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://

Arielle opens the episode with a quick update—she's feeling under the weather, so Karissa is taking the reins this week. In this bite-sized round-up, Karissa highlights some of the most intriguing stories from Optimist Daily, including science-backed benefits of kimchi, fresh debates around cold plunges, and why ultra-processed foods may be on their way out of California school lunches. It's a speedy, feel-good listen packed with health and sustainability wins.

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Transcript link: https://www.optimistdaily.com/?p=1420817

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://

In this week's Optimist Daily Roundup, Arielle and Karissa explore solutions that inspire connection and community. From Warsaw's new underground library that encourages commuters to swap scrolling for stories to expert insights on why you don't need one "best friend" to feel fulfilled, the episode highlights practical ways to strengthen belonging.

Click here to nominate your Local Changemaker of 2025. Every nomination enters you to win a cozy Optimist Daily mug!

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Transcript link: https://www.optimistdaily.com/?p=1420787

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://

This week, Karissa and Arielle dive into stories of transformation. From India's empowering divorce retreats to science-backed reasons to embrace aging with open arms. They discuss why aging might just be the best chapter of your life (spoiler: less stress, more joy), how one woman's loss became a movement for survivors, and what we can all learn from the quiet power of sisterhood and resilience. Whether you're healing from heartbreak or aging like fine wine, there's something here to lift your spirits.

If you are in the United States and experiencing domestic violence, call the National Domestic Violence Hotline at 1-800-799-SAFE (7233) for 24/7 confidential support.

In India, you can reach the national women's helpline at 181 or contact the Aks Foundation crisis line at +91 87930 88814 and aksfoundation.org.

If you are outside the US or India, visit www.befrienders.org to find international hotlines and support resources in your country.

Click here to nominate your Local Changemaker of 2025. Every nomination enters you to win a cozy Optimist Daily mug!

Want to be part of the Optimism Movement? Become an Emissary.

Follow us on Instagram, X, and Blue Sky.

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://

In this week's roundup, Arielle and Karissa explore two powerful solutions shaping the future of health and sustainability. First, discover how five simple fitness tests—like balancing on one leg or your natural walking speed—offer surprising insights into longevity and independence as we age. Then, journey to the Netherlands, where architects are transforming old wind turbines into stylish, eco-friendly tiny homes. Along the way, they reflect on wellness, COVID recovery, and why optimism fuels progress. Tune in for science, sustainability, and a dash of everyday inspiration.

Click here to nominate your Local Changemaker of 2025. Every nomination enters you to win a cozy Optimist Daily mug!

Want to be part of the Optimism Movement? Become an Emissary.

Follow us on Instagram, X, and Blue Sky.

Transcript link: https://www.optimistdaily.com/?p=1420711

The Optimist Daily is a project of the World Business Academy.

Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://