The MetroWest YMCA Outdoor Center in Hopkinton will host a Healthy Kids Day on Sunday, April 27, from 11 a.m.-2 p.m. (postponed from April 26 due to inclement weather). The event is designed to promote active lifestyles and create lasting memories for families. Activities will include a family trail run, kids dash, vendors, live music and more. For more information, visit metrowestymca.org.