<P> Hops are also used in herbal medicine in a way similar to valerian, as a treatment for anxiety, restlessness, and insomnia . A pillow filled with hops is a popular folk remedy for sleeplessness, and animal research has shown a sedative effect . The relaxing effect of hops may be due, in part, to the specific degradation product from alpha acids, 2 - methyl - 3 - buten - 2 - ol, as demonstrated from nighttime consumption of non-alcoholic beer . 2 - methyl - 3 - buten - 2 - ol is structurally similar to tert - amyl alcohol which was historically used as an anesthetic . Hops tend to be unstable when exposed to light or air and lose their potency after a few months' storage . </P> <P> Hops are of interest for hormone replacement therapy and are under basic research for potential relief of menstruation - related problems . </P> <P> In preliminary veterinary research, hops compounds are under study for potential activity against pasture - associated laminitis in horses . </P> <P> Hops can also be eaten, the young shoots of the bine are edible and can be cooked similar to asparagus . </P>

Where are most of the hops grown in the us