Today's Sentence
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These natural hormones, which control pain and pleasure responses in the central nervous system, can lead to feelings of euphoria, or, what's often called, a runner's high.
Key Vocabulary
1. hormone
hormone
[ˈhɔrˌmoʊn] (n.)
2. pleasure
pleasure
[ˈplɛʒər] (n.)
3. central nervous system
4. euphoria
euphoria
[juˈfɔriə ] (n.)
5. runner’s high
runner’s high
(n.)
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