You may be able to prevent post-COVID vaccine soreness by moving your arm or using a cold compress. For other vaccine side effects, an over-the-counter (OTC) pain reliever may help. Mild side effects ...

After a concussion, people may experience loss of consciousness, disorientation, and nausea. Anyone with concussion should stop all strenuous activity and seek immediate medical help. When a person ...

Hypothermia symptoms include shivering, numbness or weakness, a "glassy stare", apathy or impaired judgement and loss of consciousness, the American Red Cross says. According to the Westchester County ...