Instead of health in Noclipped v2.0 we have the new trauma/blood/pain systems, which make it very immersive to get hurt!
Every time you get damaged you get a Trauma, which is a data object that contains this info:
Every time you get a trauma you can do different stuff.
Types of trauma:
Patching wounds requires you to use materials, with higher costs for more severe trauma
Lighter trauma (1-2 severity) heal on their own, so your job is to keep them from being infected, as the infection serves as a multiplier for pain and higher infection slows down the healing significantly.
More serious trauma will not heal until you patch them out. They are dangerous and usually require lots of resources to patch out, so try not to get hurt too much.
Any trauma slowly increases its infection. Infection serves as a multiplier for how bad debuffs are, how much pain you feel from doing a painful task and how fast the trauma will heal
You can use anything that contains chemicals to disinfect your wounds. Early game solutions are: