If you've got 22 minutes, you can get an effective total-body workout. Supreme Court Justice Ruth Bader Ginsberg's personal trainer, Bryant Johnson, walks us through an interval session and explains why it's so effective.

Life Kit is excited to bring you more episodes but we're making some changes to how we organize things. Starting in the new year, this three-part guide will disappear, but all of the episodes will still be available — they are just moving to our main Life Kit feed. Search your podcast app for Life Kit from NPR and subscribe so you never miss an episode.

NPR News: 04-30-2019 2PM ET

Based on your feedback, we've created new ways to listen to Life Kit. If you never want to miss an episode, subscribe to Life Kit: All Guides. We also divided our guides by subject — health, money and parenting - and more to come in the future — so you can subscribe to only the topics you want to learn about.

This is a special episode, recorded in front of a live audience at the National Constitution Center in Philadelphia on Friday, April 26th. The cast heads to the heart of the blue wall that secured his win in 2016. With the 2020 field firmed up, how are Trump and his Democratic rivals positioning themselves for the win? This episode: Congressional correspondent Scott Detrow, Congressional correspondent Susan Davis, White House reporter Ayesha Rascoe and editor correspondent Ron Elving. Email the show at [email protected]. Find and support your local public radio station at npr.org/stations.

This week: the great Open Mike Eagle! He's a rapper and TV host: Alongside Baron Vaughn, Mike co-stars in a new Comedy Central show called "The New Negroes". It's sort of a variety show - combining live stand up with original music videos Mike made with other artists. When Bullseye talked to Mike in 2017, he'd just released a record called "Brick Body Kids Still Daydream." His latest album - "What Happens When I Try to Relax" - is out now.

Who should get to keep secrets, and who should demand to know them? In this hour, TED speakers talk about the damage secrets can do, and the shifting roles we play when we keep, or share them. In a special updated interview, Global Witness co-founder Charmian Gooch explains how secrecy and corruption have changed in the five years since she gave her TED talk. Other guests from the original 2015 episode include PostSecret founder Frank Warren, equality advocate Ash Beckham, and journalist Glenn Greenwald.

After months of oscillating speculation former Vice President Joe Biden has announced that he will run for president in 2020. Plus, Democrats subpoena former White house counsel Don McGahn to testify about findings in the Mueller Report. This episode: White House correspondent Tamara Keith, political reporter Danielle Kurtzleben, Congressional reporter Kelsey Snell, and national political correspondent Mara Liasson. Email the show at [email protected]. Find and support your local public radio station at npr.org/stations.

The Supreme Court is weighing whether the Trump administration can include a citizenship question on the 2020 census. This episode: White House correspondent Tamara Keith, political editor Domenico Montanaro and national correspondent Hansi Lo Wang. Email the show at [email protected]. Find and support your local public radio station at npr.org/stations.

Jesse talks with one of the greats: Laurie Metcalf. You definitely know Laurie from from Roseanne. For 9 years she played Jackie, on the hit TV show. She's now starring in The Conners, the new Spinoff. She's also an Academy Award nominee for her work alongside Saoirse Ronan in Lady Bird, the fascinating, beautiful coming of age film directed by Greta Gerwig. These days, Laurie's been working a lot on Broadway. She's been nominated for a bunch of Tony's and won 2017's Best Actress award for her role in A Doll's House part II.