After the BolderBoulder 10K in May, participants meandered through a postrace festival lined with vendors offering samples of coffee and fare from local food vendors.

They could also treat themselves to an IV drip.

No, it wasn’t from the medical tent. At the Onus iV Hydration clinic’s mobile unit, runners had the option to get a saline drip infused with vitamins, minerals, and pain medications with the hope of jumpstarting the recovery process.

RW+ How to Master the Marathon