Stroke

A sud­den inter­rup­tion of blood flow to the brain, which can dam­age brain tis­sue and cause last­ing neu­ro­log­i­cal effects.

Sleep research — includ­ing Stan­ford’s SleepFM study — has found that sig­nals record­ed dur­ing a sin­gle night’s sleep can be asso­ci­at­ed with future risk of this and relat­ed con­di­tions. This is gen­er­al infor­ma­tion, not a diag­no­sis. Learn about the research behind this entry →