Establishing the cause or causes of syncope serves two principal purposes. First, an etiologic diagnosis permits assessment of prognosis and risk of recurrence, both issues of great concern for ...

You won’t die from vasovagal syncope on its own. However, the suddenness of the reaction and temporary loss of consciousness that follows can lead to dangerous falls and injuries. Vasovagal syncope ...

The neural pathways involved in syncope, or fainting, are not well understood. Studies in mice have identified a defined subset of vagal sensory neurons that connect the heart and brain. Stimulation ...

Giving blood, getting vaccinated, or standing on a stuffy, crowded train can result in dizziness and a loss of consciousness for some people. This reaction is known as a vasovagal syncope episode, ...