The main issue with spring mattresses is that they tend to lose the first two or three inches of comfort. While the rest of the bed is still soft, the top few inches are hard. In addition to this, spring mattresses are not as comfortable as couches with four to six inches of foam. For these reasons, some people choose to retreat to couch foam instead. While this method doesn’t offer as much comfort, it may help you sleep better at night. Adjusting the thermostat Some mattresses can be more comfortable when the temperature is slightly cooler than the desired…