yes it can
No, it just tastes nice.
Yes. Sometimes the song that the students play is in fast mode and they have to practice many times. As they practice, their reaction to the music notes improve and they have faster reaction time.
they can sometimes improve your reaction times, and sometimes improve your mental capability. Other than that, they can just be a good past-time, and can help sustain your sanity.
Stirring improve the reaction rate.
Fear can improve (shorten) reaction time.
To improve your reaction time ,try dropping a ruler and catching it
Peppermint bark!=>
A catalyst can improve the reaction rate or allows the realization of a chemical reaction with an energy lower than the activation energy.
You can have peppermint leaves, or you can extract the liqued from the leaves and have peppermint extract.
"Peppermint Patty" .
The chemical reaction was pretty violent.He had a bad reaction to the peanuts.The road conditions influence your reaction times.He waited for her reaction.