Ị nwere ike ịgwakọta biya na kọfị?

Mgbe agwakọtara mmanya na caffeine, caffeine nwere ike ikpuchi mmetụta na -akụda mmụọ nke mmanya, na -eme ka ndị na -a feelụ mmanya nọrọ na nche karịa ka ha gaara eme.

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