The Winter Warm-Up is in its second half.
Saturday's event is at the Hannah Community Center in East Lansing from 10 a.m. to noon.
There are free fitness sample classes, including Zumba Toning at 10:30 a.m., regular Zumba at 11 a.m., and strength training at 11:30 a.m.
There will also be free Body Mass Index and blood pressure checks.
The free, eight-week program promotes healthy lifestyles.