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Tired of Being TiredTired of Being Tired
Waste of Time? Waste of Time?
-20%
-20%1,5 hours
less1,5 hours
less
Sleepy during the
day
Sleepy during the
day
Over 100.000 car crashes yearly!
Over 100.000 car crashes yearly!
Spring time change
Spring time change
Fall time change
Fall time change
Hou
rs o
f sle
ep
Hou
rs o
f sle
ep
Sleep of TeenagersSleep of Teenagers
8-9 hrs8-9 hrs
1925
1925
7 hrs7 hrs
TodayToday
Why is sleep necessary?Why is sleep necessary?
Accumulation of Sleep LossAccumulation of Sleep Loss
1 hour/day
7 hours/week
1 entire night
1 hour/day
7 hours/week
1 entire night
Effects of Sleep Debt
Effects of Sleep Debt
Decreased
endurance
Decreased
endurance
Weakened immune system
Weakened immune system
Decreased Mental EfficiencyDecreased Mental Efficiency•General slowing of mental processes
•Difficulty in concentrating
•General slowing of mental processes
•Difficulty in concentrating
Short-term memory
is most affected
Short-term memory
is most affected
Even our moods are affected
Even our moods are affected
Irritability increases significantly
Irritability increases significantly
Like an airplane on autopilot Like an airplane on autopilot