Riddle Of The Day

For a long time now, researchers have continually made efforts geared towards the determination of the benefits of fun puzzles to solve, especially to the human mind, which has resulted in a majority of the scientists concurring on the fact that puzzles significantly enhance the human intellectual process.

I always make a noise but never talk, i always run but never walk, i have a bed but never sleep, i have a mouth but never speak.
What am i ?

I will update answer 10pm GMT. Good luck.