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kids pic
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park group pic
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6am recovering
6am recovering
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box jumps race
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coach corey back
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Fitness for everyone.

Whether you've been working out for decades, or never picked up a weight before, you can take steps to healthier living and sustainable fitness with Mercer Island Crossfit.

Recent Blog Posts

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Your Brain on Sugar

Friday 4/25 Explained by Science “The chemical Dopamine  is produced in the part of the brain that is associated with reward. When someone experiences a reward — say while eating a really good meal — their Dopamine (red stuff) level spikes. For addicts, the opposite is true: That spike in Dopamine only comes in anticipation of the reward, [...]

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Watch: Emily’s Hair

Thursday 4/24 Reminder, the JCC is having a huge annual event, Circle of Friends Luncheon today. Therefore, 9:45 class is cancelled today AM classes, please come in and go right to our box, try to stay out of the way of the set up as much as possible. Emily’s Hair With all the “stuff” going on, sometimes [...]

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Sleep Deprivation

Wednesday 4/23 The 9:45 class is cancelled for Thursday due to the J being closed for the Circle of Friends Luncheon. All morning classes will still happen. Serious Effects on your Body In THIS study published by Policy Mic.com they show us that sleep deprivation is much more serious than just feeling and looking tired, [...]

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