He put his heart into being Santa. Then he needed a new one.

Plus: Physical therapy helped a Missouri City learn how to walk again, and a Costa Rican baby was given days to live before his parents arranged a life-saving heart surgery at Texas Children's.

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View in browser END OF YEAR SALE: 6 MONTHS FOR 99¢! Start 2023 as a digital subscriber. Subscribe Today. Good morning. Here are the top health stories around Houston today: Photo: Doug Sweet Jr, Contributor A Texan put his heart into being Santa. Then he needed a new one. Deryl McKenzie has been a Santa Claus for nearly four decades, but needed a heart transplant in 2018. He's now back to being Santa for the first time since his surgery.   A woman relearned to walk after chemo damaged her nervous system. Chemotherapy treatments damaged Missouri City resident Twana Krauhs's nervous system and robbed her of the ability to walk and write. Occupational and physical therapy helped her learn to walk again.   A baby had days to live before heart surgery at Texas Children's. A Costa Rican family arranged a medical flight for their newborn son, Arturo, so he could have life-saving heart surgery at Texas Children's for his severe aortic stenosis.   Evan MacDonald Health reporter evan.macdonald@chron.com Sponsored Content   Understanding Deep Vein Thrombosis and Pulmonary Embolism Dr. Harlin, associate professor of vascular surgery at UTHealth Houston Heart & Vascular and an affiliated surgeon at Memorial Hermann, discusses warning signs, treatments, and how thrombectomy devices work.   Engage with Renew   Tell us your story Have you had a life-changing health transformation? We want to hear your story. Email us for a chance to be featured in print and online at RenewHouston.com.   Sign Up   Pearland Insider Critical community news from the Pearland area Sign Up               END OF YEAR SALE: 6 MONTHS FOR 99¢! Unlimited Digital Access Act Now No Commitment | Cancel Anytime Unsubscribe  |  Manage Preferences  |  Privacy Notice Houston Chronicle 4747 Southwest Freeway, Houston, TX 77027 © 2022 Hearst Communications