~

(J109-74)

4157.4160.265162.9567.646167.5772.307169.8474.868171.7877.199174.5880.249775.682.3

65

2000

2010

2020

2030

2040

2050

15.7

17.0

20.5

25.1

28.7

29.6

13.2.

14.8

16.8

21.3

22.8

23.7

16.9

19.9

24.3

26.8

31.7

32.0

7.2

10.0

17.3

26.8

31.7

32.0

16.9

22.4

28.3

30.9

35.9

39.9

15.0

17.1

21.4

24.9

28.1

28.1

6.9

8.3

12.1

17.0

24.1

26.8

10.6

11.7

16.5

24.6

29.3

32.0

12.3

13.6

17.1

20.6

22.9

24.1

*

8.6

10.5

16.2

23.5

28.6

32.9

United Nations,World Population Prospects

7%186419291942197020011993115467324252414%1979197520151994202620174151191110820%202020262034200520362025

::29(1996) 72(2008)65:1.5/

8025%

/65-8060%35%Rensberger, 1984

-6070-

:

-

-

3560

104%

50%70%

0.5%

20-805-7%

()

(SPMSQ)???a.? b.??????203

:02:34:57:810

1.2.3.4.5.6.7.8.9.10.

()Vit. E

--

501010051005-10

(,2000)

Changes in Sleep with Aging

1

90cm80cmBMI=18.5~23.9

:

:

++++; or ++; or ++; or +Vit. B complex +

?????

?

D

:3/ :20 : :60%85% =220

:

!!

********7142427

********1.2.

**1.2.

*******************Although sleep patterns do change with age, it is the ability to stay asleep that changes most*************