Hybrid workouts

Meg Lipstone, left and Daniele Giandelia participate in the Barre + Cardio class, instructed by Megan Strand, at Exhale Mind Body Spa, at the Fairmont Miramar Hotel & Bungalows in Santa Monica.  (Jay L. Clendenin / Los Angeles Times)

Instructor Megan Strand, right, checks participants’ form during the Barre + Cardio class at Exhale Mind Body Spa.  (Jay L. Clendenin / Los Angeles Times)

Instructor Megan Strand, standing, leads the Barre + Cardio class.  (Jay L. Clendenin / Los Angeles Times)

Kimberly Ryan, left and Amanda Meltzer, right, participate in the Barre + Cardio class instructed by Megan Strand.  (Jay L. Clendenin / Los Angeles Times)

Victoria Gonzalez gets some encouragement from instructor Julz Arney during the Shockwaves class at Equinox in Irvine.  (Glenn Koenig / Los Angeles Times)

Marty Steiner, 65, works out during the Shockwaves class at Equinox.  (Glenn Koenig / Los Angeles Times)

Justin Kleber lifts weights during the Shockwaves class at Equinox in Irvine.  (Glenn Koenig / Los Angeles Times)

Class members work out during the Shockwaves class at Equinox in Irvine.  (Glenn Koenig / Los Angeles Times)

Aaron Small jumps to kick the bag during the KM Bag class taught by Kristine Ho at Krav Maga in Los Angeles.   (Katie Falkenberg / Los Angeles Times)

Alex Kuprin, bottom left, and Matai Tepava, right, pass a medicine ball while doing sit-ups during the KM Bag class at Krav Maga in Los Angeles.  (Katie Falkenberg / Los Angeles Times)