![Synapse illustration Synapse illustration](/sites/nihrecord/files/styles/thumbnail_small/public/2018/September-7/37842371675_be0cb8535b_o-thumbnail.jpg?itok=0yRa1JDf)
On the Cover
Synapse illustration. In the nervous system, a synapse is a structure that permits a neuron (nerve cell) to pass an electrical or chemical signal to another neuron. Alzheimer’s disease disrupts communication among neurons, resulting in loss of function and cell death.
National Institute on Aging