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How
much sleep (0)..........we really need? This can vary quite a lot between
individuals. However, it is widely believed that between 6-8 hours (13).........
healthy. What is particularly important is that this sleep happens
(14)..........the right time; that it fits in with our body’s natural
rhythm. If you suffer from sleepiness or dysfunction during (15)
..........day then you are probably not getting enough sleep when you most
need it. Typical symptoms of a lack of sleep (16)..........low
concentration, poor memory and feeling irritable. Getting the right amount
of sleep is not only important in terms of being able
(17)..........function properly on a day to day basis but it also (18)...........
an impact on your overall health. Research suggests that people
(19)..........sleep between 6 to 7 hours per night are likely to live
longer (20)..........those who sleep less than 6 or more than 8 hours per
night. One reason (21)......... this is because of the effect sleep has on
our immune system.
There
is a belief that old people need less sleep than other adults, however,
this is not in fact true. The elderly need (22)..........much sleep as when
they were younger but changes to their body’s rhythm and health problems
might make it more difficult for (23)..........to sleep through the night.
As a result (24) ....... is common for old people to fall asleep during the
day.
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