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hydrate like a fish

June 12, 20252 min read
hydrate like a fish

here's a fun fact: by the time you feel thirsty, you're already dehydrated. your body's been running on a deficit for a while and is finally sending up a distress signal. most people live in this state permanently, wondering why they're tired, foggy, and irritable.

the fix costs nothing and takes zero effort. drink more water.

what dehydration actually does to you

even mild dehydration - just 1-2% of body weight - causes measurable cognitive decline. your reaction time slows, your working memory suffers, your mood tanks, and your energy crashes. you're literally dumber and sadder when you're dehydrated.

your body is roughly 60% water. your brain is about 75%. every chemical reaction in your body requires water. when supply is low, everything operates at reduced capacity. you're essentially running a ferrari on fumes.

the experiment

for the next seven days, carry a water bottle everywhere. not just to the gym. everywhere. to meetings. to the car. to the couch. to bed.

drink consistently throughout the day, not in massive gulps. aim for about half your body weight in ounces (if you weigh 180 pounds, target 90 ounces).

then pay attention to what changes:

  • morning energy - notice if you need less coffee to feel awake
  • afternoon slumps - see if the 2pm crash is less severe
  • skin quality - check if your skin looks different after a week
  • workout performance - track if your lifts or runs improve
  • mental clarity - observe if decisions come easier and thoughts are sharper

the hidden benefits

proper hydration does things you won't expect. your digestion improves. joint pain decreases. headaches that seemed chronic disappear. your appetite regulates because your body stops confusing thirst for hunger.

most people who think they have an energy problem or a focus problem actually have a hydration problem. it's the lowest-hanging fruit in all of health optimization, and almost nobody picks it.

making it automatic

the reason most people don't drink enough water isn't that they don't want to. it's that they forget. so remove the forgetting:

  • buy a bottle you actually like using
  • keep it visible at all times
  • set a reminder if needed for the first week
  • drink a full glass immediately upon waking

after seven days of consistent hydration, going back to your old intake will feel like voluntarily making yourself stupid. you'll never go back.

start now. go fill up a glass. your body has been asking for this.

if this resonated, share it with someone who needs to hear it.