Know the relevant policies and guidelines.
Identify potential hazards.
Deal with potential and actual hazards.
Look after your work areas.
Wear personal protective equipment (PPE)
Remove slip and trip hazards from the floor.
Use your body carefully.
Avoid repetition injury.
Answer:
Headaches can have causes that aren't due to underlying disease, examples include lack of sleep, an incorrect eyeglass prescription, stress, loud noise exposure, or tight headwear (: