Unlike obstructive sleep apnoea, central sleep apnoea is caused by the brain failing to trigger breathing during sleep. ASV is made to detect significant variation in breathing and deliver pressure through a face mask in order to maintain a normal breathing design. In SERVE-HF 1,325 chronic heart failing patients with a reduced ejection fraction who had been randomised to receive either guideline-based medical management alone , or with the addition ASV for a recommended 5 hours per night, 7 days a week.The results end a longstanding debate over whether ARV treatment of HIV-infected individuals can provide a double benefit by dealing with the virus in individual patients while concurrently cutting transmission rates, according to the journal. It’s today apparent that ARV treatment may also reduce HIV transmission. Related StoriesRutgers School of Nursing takes lead in $6 million nationwide effort to avoid new HIV infectionsStudy evaluates effectiveness of antiretroviral treatment in HIV-infected childrenNew study finds high prevalence of HIV among pregnant refugee ladies in OntarioThe results were known as ‘astounding’ by Anthony Fauci, the government’s top HIV researcher.