Answer d : binding-proteins
A major way to prevent running injuries is to stretch and warm up before running, and cool down after.
The first time a pathogen hits, our bodies do not know how to handle it properly. This means that our bodies take more time to handle it the first time around. The second time around, however, our bodies have altered so that they can handle the pathogen more efficiently. Hope this helps!
There may be a ruptured blood vessel inside your nose. Have an appointment with the ENT to double check you don't have anything serious. :)
