I took her to the ER once for an unrelated condition. Her blood-alcohol level was 0.42, and she was perfectly alert and lucid. That seems amazing, but it pails next to this:

SOFIA, BULGARIA – Bulgarian doctors tested a man’s blood-alcohol level five times before accepting it was 0.914 – nearly twice the amount considered to be life-threatening.

The 67-year-old man landed in hospital on Dec. 20 after a car knocked him off his feet in the southern Bulgarian city of Plovdiv, police and doctors said Tuesday.

[…]

The man, who has not been identified, was reported to be in stable condition after being treated for head injuries.