Iam casually listening videos about meditation then i came across this video that says listen to background noises for attention.From then onwards i dont know why iam always focusing on sounds even it is small like fan background noises even if someone tai completely focusing on that.iam unable to concentrate on studies actually from first iam weak in studies and this makes unable to study unable to sleep i tried mindfullness meditation even that also not working like still iam focusing on small noises my mind is completely exhausted like my inner feeling is like why iam living .please help me what to do .I sincerely request please consider this as major problem and give reply because i completely lost myself from few days