Damage

Damage is the unit and method of marking injury on a player. There are many ways to get damage but the most common is from being shot. The damage for firearms is calculated by multiplying the damage generic value against the bodypart modifier and then multiplied against the Range Modifier

Fire Damage

You can take fire damage both from incendiary weapons and from environmental hazards around the map

Suffocation

You can take suffocation damage by running out of breath underwater or breathing in poison gas.