Nearly all of the children in the study -- 94% -- experienced a drop in consciousness, 95% had dangerously low blood sugar, and 94% developed a buildup of acid in the body. Other symptoms included low potassium levels, excessive fat levels in the blood, and high levels of glycerol in the urine.

They might seem like a harmless, nostalgic summer treat, but a little-known ingredient in some frozen slushies can pose a serious health risk for some kids. In a new study, experts review 21 cases of children who became unwell after consuming these products and ask whether the time is right to update public health guidance,