The hypocaust system. The hypocaust system (hypocaustum in Latin) was a heating system used in (wealthy) Roman homes and Roman baths, and the closest thing to central heating today. The hypocaust was a system that circulated hot air under the floor and surrounding walls. Hypocaust construction
CDC: Nearly 9 millon Americans use prescription sleep aids. Nearly 9 million U.S. adults take prescription sleep aids, with use more common among those who are older, female, white and better educated, according to the first government survey of its kind released on Thursday.
The two best natural sleep aid treatments are valerian and melatonin. Valerian is a sedative herb that has used for centuries to address insomnia. You can find standardized extracts in health food stores and pharmacies. Take one to two capsules a half hour before bedtime.