Feeling thirsty all the time and for no good reason isn't normal and should be investigated by your GP.

Thirst is normally justthe brain's way of warning that you're Dehydration because you're not drinking enough fluid. Butexcessive and persistent thirst (known aspolydipsia) could be a sign ofan underlying problem such as diabetes .

Content supplied by the NHS Website

Medically Reviewed by a doctor on 4 Jan 2017