In the past year, I ve had two episodes of fainting (syncope?). Each took place after suddenly rising from sleep at night to respond to my husband in a hospital bed at home (has a brain-related diagnosis). Never fainted before, but the first time I took about 3-4 steps before fainting , landing on the floor and my head hitting the floor. The 2nd time i actually was almost outside of our bedroom before fainting, again landing on the floor and my head hitting the floor. Could this be from dehydration or low blood sugar. I am petite, weigh 85 lbs., and probably don t drink enough water.
Hello, There are a number of reasons a person can faint who has never had this problem before.  You've identified 2 very common reasons why people faint or nearly faint.  One is deny Chat Doctor.  You really need to