When we bang our head, why do we instinctively immediately apply pressure to or rub the location of impact, and close our eyes?

Which challenges do countries face in limiting the spread of communicable diseases? check all that apply. 1. lack of vaccinations 2. lack of healthy food available 3. increase of worldwide travel 4. decrease of available clean water 5. increase in migration of infected animals

What body systems are involded in sleep homeostasis

How can mental health issues have an impact on a person’s career?