Consciousness & Sleep
by Antonio Giliana

1. meditation & hypnosis
1.1. tries to place a person in a conscious state that is super relaxed
1.2. hypnosis is essentially the placebo effect, b/c there is no scientific proof that it works
2. psychedelics
2.1. alter perception of the world and cause hallucinations
2.2. people tend to have a. mythical experience, and personality changes
3. cocaine
3.1. labelled as a "psychostimulant", it increases alertness, decreases fatigue and stimulates sexual arousal
3.2. is very addicting due to the tolerance
4. altered consciousness
5. what is consciousness?
5.1. consciousness is the subjective experience of the world around us
6. states of consciousness:
6.1. alertness/wakeness
6.1.1. Beta 15-30 Hz: awake, normal alert consiousness
6.2. daydreaming
6.2.1. Alpha 9-14 Hz: relaxed, calm, meditation, creative visuals
6.3. drowsiness
6.3.1. Theta 4-8 Hz: deep relaxation and meditation, problem solving
6.4. sleeping
6.4.1. Delta 1-3 Hz: deep, dreamless sleep
7. biology of sleep
7.1. circadian rhythms: refers to the cyclical biological changes, based on a 24-hour basis
7.1.1. this is made up of hormones which include: hormone release, brain waves, etc.
7.2. disruption of sleep, can cause major health problems
8. 24-Hour Rhythm
8.1. fwithin the 24-Hoiur Rhythm image, there iare roughly 14 levels
8.1.1. noon falls under Beta Hz (15-30) which is when you are most alert
8.1.2. midnight - 2 am, falls under the Delta stage of consciousness. It is when you're in deepest sleep
9. sleep deprivation
9.1. we need about 7-10 hours of sleep a day, which is roughly 1/3 of our day
9.2. resisting sleep has many negative impacts on your life:
9.2.1. lack of sleep consists of: weight gain, depression, decreased immune system
9.2.2. difficulty learning, decreased ability to pay attention, slowed reactions, hallucinations, and an increase risk for cancer