The workouts take place year-round, with the exception of national holidays.
In 2018 this goes for:
Sunday, January 1st: New Year's Day
Monday, January 15th: Martin Luther King Jr Day
Monday, February 22nd: Presidents Day
Monday, May 28th: Memorial Day
Wednesday, July 4th: Independence Day
Tuesday, September 4th: Labor Day
Wednesday, October 10th: Columbus Day
Saturday, November 11: Veterans Day
Thursday, November 22nd: Thanksgiving Day
Monday, December 24th: Christmas Eve
Tuesday, December 25th, Christmas Day
Wednesday, December 26th: Christmas Day
Monday 31st of December: New Year's Eve,
There will be no refund or fee reduction given for these dates, but the workouts can be made up at any time.