There will be some effects of the medicine in course of time. In long run our brain is impaired and memory is affected by the usage of drug as the chemicals reacts with our body. As this happens the neurons are inflicted and lost. Nicotine and alcohol have been proved to cause memory loss. Smoking and drinking can cause stroke or other heart ailments that hinder the flow of neuron to our body causing memory loss. Stimulants like tea and coffee are good in adequate quantity as they keep us alert when we want to without causing neurotic damage. Memory Loss can also happen if an information or knowledge has not been used for a considerable amount of time. It becomes susceptible to be lost or needs brushing up. One can also improve their memory by using memory optimizer. This includes learning and detailing all the information and skills and recalling them. Information decays and degrades over the period of time and needs to be replenished often.