STRUGGLING to get some shut-eye? There are some handy iPhone tricks that can help. Apple has built at least five different sleep-friendly features into your iPhone – but the little-known "modes" are ...

Nokia has unveiled its innovation – the ‘extreme deep sleep’ mode in a groundbreaking move aimed at enhancing energy efficiency in mobile networks. This mode, powered by Nokia’s AirScale radio ...

Deep sleep, like all sleep stages, helps you feel refreshed when you wake up. The proportion of time you need to spend in ...

Deep sleep is one of the most essential stages of the sleep cycle, playing a vital role in how well you feel both physically and mentally. Often referred to as slow-wave sleep or delta sleep, this ...