Before the invention of the psychiatrist’s couch, patients climbed into anti-gravity machines designed to loosen their brains. Restore your center of stationary sanity with today’s Groupon: for $40, you get $175 of furniture, mattresses, and more at Lytton's Furniture, just west of 61st street and Hydraulic Avenue. Lytton's offers free mattress delivery.

Lytton's Furniture deals exclusively with quality manufacturers, delivering long-lasting, aesthetically ascendant furniture, mattresses and more to its customers. Lyttons’ vast collection of mattresses (queen sets start at $249)—including Serta, Five Star Mattress, and Corsicana Bedding, Inc.—turn tossing insomniacs into Van Winkle-esque sleepers whose beards win contests they haven’t even entered. Reliable, attractive recliners ($359 and up) allow adjustable positions for shouting over televised political analysts, and dashing dinettes ($259 and up) make fancy dinner parties possible. Lytton's Furniture's friendly staff can help you locate the ideal coffee table sets ($249 and up), accent chair ($299 and up), TV stand ($299), or used piece to adorn a singular spot. Full bedroom collections start at $899.