19.
(A) Meanwhile the volume of their urine was measured regularly.
(B) When it comes to the consumption of coffee, one study did find a 41% increase in urine,along with a rise in the excretion of sodium and potassium.
(C) Every day people around the globe drink 1.6 billion cups of coffee and around twice as manycups of tea.
(D) So although we might notice needing the loo more when we’ve been drinking coffee, themistake is basing our observations on a comparison with the time we’ve drunk nothing, not witha similar amount of water.
(E) But when you look at the studies of more realistic quantities of caffeine, the diuretic effect isnot nearly so clear.