I would say that it is fight or flight response.
Answer: medical emergencies
Explanation: first aid and emergency kits are mainly used for medical emergency situations.
Skin immunity is a property of skin that allows it to resist infections from pathogens. In addition to providing a passive physical barrier against infection, the skin also contains elements of the innate and adaptive immune systems which allows it to actively fight infections. I hope that this helps.
Its not Really a disease...but the correct answer is a Sore throat