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The researchers looked at health
from 11,255 adults over a 30-year
. They analyzed the information of
who had visited a hospital at least five times. The first three
were when the patients were in their 50s, and the last two times were when they were
between 70 and 90. Dr Natalia Dmitrieva, lead researcher of the study, said: "The
suggest that proper hydration may slow down ageing and prolong a
-free life." She encouraged people to drink more
, like water and juice, and fruit and vegetables with a high water content. She added that half of people
do not drink enough. The average adult needs to drink at
1.5 litres of water every day.
