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A Firm Double Mattress Balances Comfort and Support Double mattresses that are firm offer both comfort and support. It's ideal for back sleepers. Firmer mattresses may help prevent sagging, which could cause back pain. They also help to distribute weight evenly and reduce pressure on muscles and joints. For back and stomach sleepers, or for people with a large body, a bed that is firm is recommended. It isn't ideal for those who sleep on their backs. Comfort The bes
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