Frame201903-04

According to Schmid, learning could be more enjoyable

and effective if schools scheduled physical rather than

brain-based activities in the afternoon, when students’

muscle and grip strength are best and their body

temperature is higher.

NUTRITION ZONE

PRIVATE ZONE

SANITARY ZONE

ACTIVE PHASES

TRANSITION PHASES

SLEEP PHASES

INTUITIVE PHASE

WAKE-UP
PHASE
~1 h

COGNITIVE

PERFORMANCE

PHASE

~4-5 h

NAP

PHASE

~1 h

PHYSICAL

PERFORMANCE

PHASE

~4-5h

SLEEPINESS

PHASE

~2-3h

SLEEP

PHASE

~6-10h

INTUITIVE

PHASE

~1-2h

SOCIETAL

RHYTHM

CLOCK TIME

HUMAN

CIRCADIAN

RHYTHM

NATURAL

DAY-AND-NIGHT

RHYTHM

(^1 2)
(^)
(^3)
(^)
(^4)
(^)
(^5)
(^)
(^6)
(^)
(^)
7
8
9
01
11
(^41 31 21)
(^51)
(^)
(^61)
(^)
(^1)
(^7)
(^)
18
1
9
20
2
1
22
2
(^3 24)
(^)
(^)
(^) S
LE
EP
(^)
(^)
(^)
(^)
(^)
AW^
EK
PU-
OC^
(^) EVITING
AN (^)
(^) P
(^)
P (^)
YH
CIS
LA
IN
TU
ITI
VE
SL
EEPIN
ESS
(^)
(^)
PH
AS
E (^)
(^)
(^)
(^)
HP
ESA
FREP^
P (^) ECNAMRO
SAH
(^) E
EP
FR
RO
AM
CN
E^
P
HA
SE
PHA
SE
(^)
(^)
(^)
(^)
(^)
(^)
(^)
P
(^) ESAH
(^)
(^)
(^)
HP
SA
(^) E
NIGHT (^)
(^)
(^)
(^)
(^)
(^)
(^) S
UN
RI
SE
(^) YAD
(^)
(^)
S
NU
SE
T
37