A peak flow meter is used to measure your peak expiratory flow rate (PEFR). PEFR describes how quickly your lungs expel air during a forceful exhalation after you fully inhale. Regularly conducting a ...

“Our attention, our speed of thinking, our processing speed — those sorts of abilities tend to peak in quite early adulthood, twenties, maybe early thirties,” according to Annalise Rahman ...

Peak oil has been a hot topic lately. Usually, it’s about demand and whether it would peak before 2030 or well after that. Sometimes, however, it’s about supply—and investment. Sometimes ...

Commentary on China’s place in the world tends to fall into two equally breathless camps. Is China an unstoppable economic, scientific, and military behemoth destined to dominate the shape of ...

Venture capital firm Peak XV Partners has unveiled its latest cohort comprising 14 startups from eight countries, including India, Australia, Singapore, the Philippines, China, UAE ...

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Loss of landmass in the Arun river basin 75km (47 miles) away is causing the world’s highest peak to rise by up to 2mm a year, University College London (UCL) researchers said. “It’s a bit ...

What is a Peak Flow Meter? A peak flow meter is a portable, inexpensive, hand-held device that measures your ability to push air out of your lungs. Air flow is measured by the amount of air that you ...