June 24, 2011 08:00 AM

Bauer-Griffin

Looks like her new routine has stuck!

Ready for a workout, a pregnant January Jones heads to her prenatal yoga class on Tuesday in Los Angeles.

“I’m just getting started, so we’ll see how it goes,” the X-Men: First Class star, 33, said recently.

Jones, who plays Betty to Jon Hamm‘s Don Draper on Mad Men, is due with her first child in early fall.

RELATED: January Jones ‘Just Getting Started’ with Prenatal Yoga

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