CARE PILLOWS: ACCESSORY OR NECESSITY? Necessity, since it is essential for the sensitive curve of the neck to be properly supported. An orthopedic mattress supports firmly the body curves and offers a restful sleep. For the sensitive area of the neck curve, an orthopedic mattress is not enough. The neck curve is one of the most sensitive body areas and suffers major distress during the day which leads to headaches, cramps and a sense of fatigue.