slow down your brain functions so you lose your sense of balance.
irritate the stomach which causes vomiting and it stops your gag reflex from working properly – you can choke on, or inhale, your own vomit into your lungs.
affect the nerves that control your breathing and heartbeat, it can stop both.
dehydrate you, which can cause permanent brain damage.
lower the body’s temperature, which can lead to hypothermia.
lower your blood sugar levels, so you could suffer seizures.