Correct answer
Yes, thanks to the headrest, injuries to the cervical vertebrae in the neck area can be prevented.
Yes; use the head restraints provided and adjust each for the person occupying that seat. They help reduce neck injuries, especially whiplash, without guaranteeing prevention in every crash. As guidance, the top should be level with the top of the head and the gap to the head should be small, following vehicle instructions. They should not all be set to the same height: it depends on the occupant and head-restraint design.
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No, they are nothing more than decoration.
No, it can be harmful to the passenger.
Yes, thanks to the headrest, injuries to the cervical vertebrae in the neck area can be prevented.
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