Can my bedroom or mattress cause insomnia?
They don't cause clinical insomnia, but a room that's too warm, bright, or noisy, and a mattress that supports you poorly or lets you overheat, can make falling and staying asleep harder.
They don't cause clinical insomnia, but a room that's too warm, bright, or noisy, and a mattress that supports you poorly or lets you overheat, can make falling and staying asleep harder.