New study reveals that timing exercise to match your body clock 'chronotype' may lower cardiovascular disease and improve sleep quality — here's how

A woman with dark wearing a blue tank top wiping sweat off face after workout (left). A woman in bed with white sheets smiling and stretching arms above head (right). .

With most people juggling hectic schedules, you're probably lucky to squeeze in a workout before work, between meetings, or between the office and home.

But new research published in this month's BMJ Open Heart journal suggests you should take more care when scheduling in your workouts, especially if you're exercising to sleep better.