Is it better to run in the morning or at night? Kate Baird, MA, ACSM-CEP, CSCS, an exercise physiologist at HSS shared her insight with Runner's World. 

Exercising earlier in the day means you’re more likely to feel focused and productive right away, said Baird. “This includes mood-boosting endorphins and neurotransmitters that help with focus and mental clarity.”

Baird also explained that you may also feel a sense of accomplishment from getting something done first thing in the morning, which can motivate you to keep going.

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