45 professional groups say the procedure improves blood sugar control

Other uses include insomnia, pain and anxiety, researchers say

Urban design can play a role in public health, experts suggest

Those using the device were nearly 7 percent lighter after six months

Researchers suspect low levels of spexin might play contributing role

Consuming limited amount of low-fiber food day before didn't disrupt procedure, study finds

Two long-recommended methods seem effective and bring no psychological harm, study finds

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