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Cognitive psychology

Sleep

An interesting book about sleep is "Why We Sleep" by Mathew Walker. In the book he outlines the importance of sleep, its many health benefits, what if enough sleep isn't attained and its importance to our social lives.

Sleep is something that all humans need. Randy Gardner holds the record for the longest time stayed awake with 264 hours.

Sleep is condition of the body and mind such as that which typically recurs for several hours every night, in which the nervous system is relatively inactive, the eyes closed, the postural muscles relaxed, and consciousness practically suspended.

Perception

Perception is completely unique from person to person, not every person will perceive everything the same

The Absolute Threshold is the smallest amount of stimulus that we can perceive about 50% of the time.

Without sensation there can be no perception. Perception is simply the reaction to a stimulus

Memory

A popular book on memory is "Memory Book" by Harry Lorayne and Jerry Lucas

The hippocampus the the part of the brain associated with memory, it's a part of the limbic system.

There are 3 types of memory; short term memory, long term memory, and sensory memory.

The definition of memory is: The faculty by which the mind stores and remembers information.