Which of the following dots this extract include in order to get its meaning across (select all that apply).
The Double-Workout Craze: Cardio in the Morning, Weights in the Evening

A friend recently let sip that shed been doing two workouts a day. it might sound extreme. but in a city that affects a competitive type A personality there is a certain logic to the phenomenon. There are so many classes I want to try here in New York," says 30year-old Jen Blackford, a Australia-born banker who regularly doubles up.

But at what point does a heathy habit become a potentially dangerous addiction? According to Shelly Dammeyer of the Eating Disorder Center, 'it's a warning sign when the thinking around exercise shifts from enjoyment to punishment.

And is it even worth the effort? Dammeyer also cites "stress fractures" as another cause for concern.