What causes a strong urge to pee after being in the water?

While urgency is usually abnormal, when it occurs after being in water for a while, it is due to a useful physiologic adaptation to your new environment. Read the full post for more details!
How much water should I drink each day?

Proper fluid intake is vital to health, pain control and bladder health. Often, dehydration CONTRIBTES to urinary urgency, frequency and leakage, as well as constipation. Read this for the answer to: “How much water should I drink each day”.