Uống cà phê: Tỉnh táo không quá 10 phút?
Không có gì ngạc nhiên khi cà phê được hâm mộ trên toàn thế giới nhưng chất cafein trong đồ uống ưa chuộng này chỉ có tác dụng trong 10 phút, theo một nghiên cứu mới đây của các nhà khoa học Tây Ban Nha.
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