The Pittsburgh Sleep Quality Index (PSQI) is a questionnaire that is used to evaluate sleep problems. If you have concerns about your sleep, your healthcare provider may have you answer the questions ...

Their products are offered in tiers, ranging from basic replacement level quality then graduating upwards. Their aftermarket air filter lines start with Drive, the least expensive, then move up to ...

Given the naturally frail nature of air mattresses, you'll want a high-quality and durable one that won't deflate or puncture. From camping mattresses to luxury double-height models for your ...

The best small air fryer would be the perfect countertop appliance for you if you're looking to make quick and healthy food on a budget. The beauty of the best air fryers is that many require ...

Air pollution choked large parts of Thailand again this morning - as the country's Prime Minister posted pictures of herself showing off in Switzerland. Footage shows the toxic soup of smog and smoke ...

Dust and ash left behind from the January wildfires in Los Angeles County can be irritating and hazardous to health when it's picked up by winds and spread throughout Southern California.

Although this isn't a factor-based fund, its target index ... quality international blue chip exposure at a fair price. Accordingly, I rate it a 'Buy'. EWL offers investors exposure to Swiss ...

Rumors have been floating around for months that Apple might launch a brand-new iPhone model this year: the so-called iPhone Air, a new, super-thin iPhone that may mark the first big design shift ...

Maps show what to expect as the cold front arrives. The polar vortex is a large area of cold air and low pressure that normally spins over the North and South Poles. During the winter months and ...

When news breaks, you need to understand what matters — and what to do about it. At Vox, our mission to help you make sense of the world has never been more vital. But we can’t do it on our own.

If you're in the market for an iPad Air this year, you'll also need to outfit it with a case to protect against scratches, dents, and accidental drops. While some cases add unnecessary bulk ...

Joe Edwards is a Live News Reporter based in Newsweek's London Bureau. He covers U.S. and global news and has a particular interest in U.S. and U.K. politics and social policies. Joe joined ...