This mental trick may help you get more exercise

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The key to starting a fitness habit is a more flexible mindset about your exercise plans.

The key to starting a fitness habit is a more flexible mindset about your exercise plans.

PHOTO: NICHOLAS SANSONE/NYTIMES

Danielle Friedman

NEW YORK – One recent evening, I had planned to go for a run before dinner. But I got tied up answering an e-mail, and before I knew it, my window to exercise had shrunk. Instead of doing a shorter run, I decided to skip it altogether.

This all-or-nothing approach to exercise is common and keeps many people from meeting their fitness goals, said Dr Michelle Segar, a behavioural scientist at the University of Michigan.

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