Hello,
Without examination confirmation of a diagnosis is tough but urge of
frequent urination can be due to increased intake of fluids or diabetes mellitus.Other possibilities are glomerulonephritis, pyelonephritis(inflammation of the kidneys),urinary tract infection,hypercalcemia,hypokalemia(low potassium),hyperthyroidism,hyperparathyroidism,diuretic drugs and benign hyperplasia of the prostate(in elderly males).