Neurotrauma
Description:
Neurotrauma is one of the only things that can deal direct damage to your health. Neurotrauma is extremely dangerous and can build up very quickly, and upon reaching 200%, will instantly kill the player. The brain will heal at a rate of 0.1% per second, assuming that the Configuration menu is unchanged and nothing is damaging it.
Caused By:
Stroke
Liver damage (80% or more, point at which it outpaces natural regeneration)
Kidney damage (cancels out natural kidney regeneration at 100%)
Sepsis (25% or more, point at which it outpaces natural regeneration)
Hypoxemia (10% or more, point at which it outpaces natural regeneration)- Using a
Tourniquet on the head 
Methamphetamine
Hyperzine
Traumatic shock (equal to strength divided by 100 per second, 10% or more is the point at which it outpaces natural regeneration)
Cyanide poisoning (70% or more)
Open wounds, chance when inflicted on head
Additionally, Skull fractures prevent the natural regeneration of neurotrauma. The gain or loss rate of neurotrauma depends on the affliction strengths of all its causes combined. The rate, including most common causes, can be calculated using the Neurotrauma Gain Calculator created by @arceronth.
Effects:
- Direct damage to vitality
- Instant death (at 200%)
Respiratory arrest (at 100% or more)
Unconsciousness (at 100% or more)
Treatments:
- Treating the causes
Mannitol