Er scientific explanation holo jokhon keu kono jinis dekhe ba pore tokhon tar concentration ta kemon cilo tar upor nirvor kore.Ete neurongula stimulated hoi.Secondly jeta sobkisu chokher kolpona(imagination and visualise power) nije and one kind of technique (mnemonic) kore nile valo hoy.Ete 100 billion neuron er axon dendrite mile notun notun synapse toiri hoi r imagination and thinking power and ability barano dorkar.R jara vule jai amar mote tara concentration thik moto dei na.But braine mnemonic korle notun notun synapse toiri kore ja khubi helpful obviously eta nijei make korte hobe ashpash theke chinta kore