Vocabulary

• wake up: To stop sleeping
• at night: During the night; in the nighttime.
• based on: To use something as the foundation or starting point for something else.
• instead of: When one thing is replaced by another
• mess with: To interfere with or tamper with something.
• hinge on: To depend entirely on something.
• in turn: One after the other in a sequence or rotation.
• such as: For example; like
• look at: To use your eyes to focus on something
• wind down: To become quiet or calm, after activity
• phone in: Call someone by phone, often to report or notify remotely.
• stay up: To not go to bed until late
• thanks to: Because of; as a result of.
• crucial: Extremely important or necessary
• rhythm: Pattern of events, motions, or changes
• metabolism: Chemical processes to convert food to energy
• properly: In an appropriate or correct manner
• diabetes: Illness where there is too much sugar in the blood
• vague: Not clearly stated or expressed; rough; unclear
• negative: The opposite to a positive electrical charge
• artificial: Dishonest, to seem fake, not sincere
• appetite: Feeling of hunger or desire for something
• develop: To explain something in steps and in detail
• mess: Something that is untidy, dirty or unclean
• hormone: Chemical produced by the body to control functions
• research: To study in order to discover new ideas and facts
• comment: Something you say, giving an opinion; remark
• proper: Correct according to social or moral rules
• concentrate: To cause to be present in large amount or number
• awareness: Having knowledge of something
• shift: To change in position or direction
• alert: Being aware and able to respond quickly
• affect: To cause a change in something else
• brain: To strike someone forcefully on the head
• maintain: To keep saying something a certain way
• circadian: Concerning biological processes occurring at -hour intervals
• filter: Device to remove certain types of light, sound
• desperately: In a way that shows you don't have much hope
• suppress: To prevent the display of emotion or feeling
• involve: To have or be included as a part of something
• compare: To consider how similar and different things are
• melatonin: Hormone secreted by the pineal gland
• illustrate: To supply pictures to go along with words
• mood: Emotion or a state of mind; how you feel
• fall: Season after summer and before winter; Autumn
• internal: Being or happening in the body
• leave: To go away from; depart
• normal: Standard or regular way of doing something
• emit: To release or send out (a gas, etc.)
• decrease: To reduce the size, amount or number of something
• dim: Not bright; not being clear
• protect: To defend someone or something from harm or danger
• turn: To become (a particular age)
• paramount: More important/significant than all other things
• multitude: Large number of people or things; crowd
• wind: A current of air moving approximately horizontally, especially one strong enough to be felt
• feel: To be aware of or experience an emotion, sensation
• light: To cause something to burn; put a burning match to
• cancer: Any growth caused by abnormal cell division
• restorative: Giving back health, vigor or balance to
• asleep: In a state of sleep; sleeping
• lamp: Device to produce light, using electricity/oil/gas
• secretion: Release of a liquid from a gland or cell
• long: Person's name
• hinge: To be dependent on or caused by
• nighttime: Time after sunset and before sunrise
• bedtime: Time you go to bed
• bedside: (Of bed) by the side of a bed