The "right" firmness is highly subjective and largely depends on how you sleep. Most manufacturers use a 1–10 scale, where 1 is extremely soft and 10 is extra firm.
Usually benefit from a medium-firm (6–8 range) surface that supports the lower back's natural curve without letting hips sag. tips to buying a mattress
Require a firm (7–9 range) mattress to prevent the torso from sinking, which can lead to spinal misalignment and back pain. The "right" firmness is highly subjective and largely
Often do best with a medium-firm mattress that provides enough bounce for easy movement between positions. 2. Consider Your Body Weight tips to buying a mattress