its because stomach need time to digest the food. Our stomach need 60-70 minutes to digest food and if we sleep after that time, the risk of getting stroke in reduce by 66 percent and will decrease if gap time even longer. every gap for 20 minutes, the risk also reduced by 10 percent.
"Someone who went bed right after dinner can get gastric acid reflux". Said Cristina-Maria Kastorini, Msc the nutritionist at the University of Loannina
At bedtime, reflux may trigger airway constriction and thus prone to sleep apnea stop breathing during sleep. Although not directly lead to stroke, various studies have shown that sleep apnea is associated with the risk of damage to blood vessels in the brain that trigger a stroke.
"When we consume food, cholesterol will change, blood sugar levels and blood flow too. And all of this can cause a stroke" said Dr. Holmes