People Who Have These Personality Traits Likely Inherited Them

The Chances Someone Will Be A Gym Rat Or Couch Potato

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The gym is very polarizing. While some people love going in and working out as much as they can, others avoid it as much as possible.

Those who find themselves avoiding the gym may have a gene that interferes with the release of dopamine. This neurotransmitter releases after you exercise and helps regulate the brain’s pleasure and reward centers.