Everyone snores occasionally, but for some, snoring can indicate a more serious issue: sleep disordered breathing. This refers to a range of sleep-related respiratory conditions that include ...

New research shows that while many cloth and medical masks fall short against tiny airborne particles, simple hacks like overmasking or using braces can dramatically improve your protection, yet only ...

Early in the pandemic, mask-wearing policies were consistently associated with decreased transmission of SARS-CoV-2. At that time, the masks worn were generally made of cloth and often improvised. The ...

CAMBRIDGE, MA -- Wearing a mask can help prevent the spread of viruses such as SARS-CoV-2, but a mask’s effectiveness depends on how well it fits. Currently, there are no simple ways to measure the ...

Fig. 1. Given (a) the scanned face model of a subject, we develop an optimization-based approach to design (b&c) a PAP mask cushion that fits the face model. (d) The designed mask cushion is ...