
The danger with nitrous is not breathing enough oxygen while breathing the gas. Nitrous is an anesthetic gas that can make one unconscious, or at least disoriented so that one loses good judgement. There is an odd complication of prolonged use similar to a vitamin B12 deficiency. Use can also lead to a destruction of nerve fibers. This can include weakness, tingling sensations, or loss of feeling. Tolerance to nitrous can develop and euphoric properties diminish with repeated usage. Test of intellectual function with inhalant abusers show that they have problems with memory, attention, and concentration. Use can also damage heart, lungs, kidneys, liver, and blood.