A peak flow meter is a device that measures how well your lungs expel air. The device is a valuable tool for people with a respiratory condition like asthma or COPD, because it helps track the ...

Our viewers are passionate about their utility bills and when NBC 5 Responds helped a viewer get her money back from the gas company, we showed you how to check your own meter. And we heard from many ...

With over 10 years’ experience writing about consumer affairs, Sarah leads on energy content at Which?, helping customers navigate the market and exposing poor practice. Smart meters measure your gas ...