But how good is it, in terms of giving patients relief from the pain, breathing difficulty and fatigue of chronic sinusitis?

但是，这种手术在给患者减轻呼吸困难和慢性鼻窦炎的痛苦方面究竟有多大的好处呢？

youdao

For chronic mechanical neck disorders, there was moderate evidence that acupuncture was more effective for pain relief than some types of sham controls, measured immediately posttreatment.

对于慢性机械的脖子疾病，有温和的证据表明，针灸比深水控制某些类型更有效止痛，治疗后立即测量。

youdao

Certainly there are many reports of people with various types of chronic pain getting relief from one or more infusions of ketamine.

CNN: Is it safe to use ketamine as a pain drug?

Researchers at Sydney's National ICT Australia (NICTA) have spent the past two years developing an incredibly futuristic invention which could bring relief to those who suffer from chronic pain.

ENGADGET: Chip implanted in spinal cord could help sufferers of chronic pain (video)