https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm MedlinePlus: Fainting Fainting Fainting: MedlinePlus Medical Encyclopedia https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm Medline Plus -- Fainting https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm https://medlineplus.gov/ency/article/003092.htm