low concentration
bags below eyes in the morning
no energy
cranky
moody
irritated eyes
Yes, a lack of sleep can have a negative effect on a male's sperm count. It has been reported that a lack of sleep can reduce a man's sperm count by a third.
Yes, and no it contributes but dosent solely effect you.
at the part were troy opens the cutans he dyes
It may have a small effect, but for the most part, no.
It can effect the business travellers proffesional performace due to lack of sleep.
yes of corse it will the more sleep the better but don't worry it won't affect it much
a player doesnot stay energetic anymore and can not play with his/her full potential
I am assuming you mean "how does a lack of sleep effect your eyes?" Low levels of sleep will cause redness in the whites of the eyes and will cause you to get dark circles under the eyes.
lack dearth
The bright lights prevent animals from getting sleep, causing lack of energy. with insufficient energy, animals cannot reproduce.
Insufficient levels of dopamine can cause problems with sleep, mood and movement. For example, lack of dopamine causes the muscular problems seen in people with Parkinson's disease.
People do not die from lack of sleep- but they DO die from lack of food.