Hydration

Signs You're Under-Hydrated

Thirst is a late signal — watch these instead.

3 minQuick ReadHydrationHealthy Aging

Fatigue, headache, brain fog, dry lips, and dark-yellow urine often show up before real thirst.

Aim for pale-yellow urine as the simplest daily gauge.

Practical steps

  1. 1Check urine color mid-morning and mid-afternoon.
  2. 2Notice fatigue or headache — try water first.
  3. 3Track energy after 3 days of steadier sipping.

Try This Today

Do one urine-color check today and adjust.

Related in Hydration

Start the Morning with Water

2 min · Rehydrate before caffeine to reset energy and mood.

Hydrating Throughout the Day

3 min · Small sips beat one big glass at bedtime.

Hydration Around Movement

4 min · What to drink before, during, and after activity.