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Alcohol has been produced and consumed by humans for its psychoactive effects since c. 7000–6600 BC. [21] Alcohol is the second most consumed psychoactive drug globally, behind caffeine. [22] [23] Drinking alcohol is generally socially acceptable and is legal in most countries, unlike with many other recreational substances.
There are three principal classes of macronutrients: carbohydrate, protein and fat. [1] Macronutrients are defined as a class of chemical compounds which humans consume in relatively large quantities compared to vitamins and minerals which provide humans with energy.
Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is an organic compound with the chemical formula CH 3 CH 2 OH. It is an alcohol, with its formula also written as C 2 H 5 OH, C 2 H 6 O or EtOH, where Et stands for ethyl. Ethanol is a volatile, flammable, colorless liquid with a characteristic wine-like ...
Here's how the substance affects you. Alcohol plays a prominent role in social functions, celebrations and even everyday meals. But is it a drug? Here's how the substance affects you.
Alcohol is also converted into phosphatidylethanol (PEth, an unnatural lipid metabolite) by phospholipase D2. This metabolite competes with PIP 2 agonist sites on lipid-gated ion channels. [28] [29] The result of these direct effects is a wave of further indirect effects involving a variety of other neurotransmitter and neuropeptide systems. [25]
A nutrient is a substance used by an organism to survive, grow and reproduce. The requirement for dietary nutrient intake applies to animals , plants , fungi and protists . Nutrients can be incorporated into cells for metabolic purposes or excreted by cells to create non-cellular structures such as hair , scales , feathers , or exoskeletons .
According to WHO "Lexicon of alcohol and drug terms", sobriety is continued abstinence from psychoactive drug use. [92] Sobriety is also considered to be the natural state of a human being given at a birth. In a treatment setting, sobriety is the achieved goal of independence from consuming or craving mind-altering substances.
According to WHO "Lexicon of alcohol and drug terms", sobriety is continued abstinence from psychoactive drug use. [92] Sobriety is also considered to be the natural state of a human being given at a birth. In a treatment setting, sobriety is the achieved goal of independence from consuming or craving mind-altering substances.