Learn English Faster By Having 1:1 Private Conversations With Zach Over Video Chat -https://www.speakenglishwithzach.com/ Vocabulary: The Grim Reaper refers to a personification of death in the form of a cloaked skeleton wielding a large scythe. A side effect is any effect of a drug, chemical, or other medicine that is in addition to its intended effect, especially an effect that is harmful or unpleasant. A dose is a quantity of a medicine or drug taken or recommended to be taken at a particular time. The word tolerance refers to a reduced response or diminished sensitivity to a particular substance or stimulus over time, often requiring increased amounts or intensity to achieve the same effects or sensations as initially experienced. The verb opt means to make a choice from a range of possibilities. A stimulant is a substance that raises levels of physiological or nervous activity in the body.