Nemsu is a device that seeks to prevent and slow down the deterioration of the hippocampus in a playful and non-invasive manner focusing its functions on dealing 4 causes related to the speed of such deterioration: low mental activity which is stimulated by the association of daily tasks to melodies and basic memory games the second is sleep apnea which is improved by the use of reminders and melodies to help reconcile sleep, the third cause is related to Generalized Anxiety Disorder (GAD) which improves with the stimulation of the senses through contact with different sounds and textures and finally the fourth cause is related to the toxicity of the environment for which Nemsu notifies the user when toxicity levels are high.