The workouts take place year-round, with the exception of national holidays.
In 2016 / 2017 this goes for:
Sunday, January 1st: New Year's Day
Monday, January 18th: Martin Luther King Jr Day
Monday, February 20th: Presidents Day
Monday, May 29th: Memorial Day
Tuesday, July 4th: Independence Day
Monday, September 4th: Labor Day
Tuesday, October 10th: Columbus Day
Saturday, November 11: Veterans Day
Thursday, November 23th: Thanksgiving Day
Sunday, December 24th: Christmas Eve
Monday, December 25th, Christmas Day
Tuesday, December 26th: Christmas Day
Saturday 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.