A phlegmy cough and shortness of breath are possible warning signs of chronic obstructive pulmonary disease (COPD). Keeping track of your symptoms and knowing your risk factors can help you test ...

Car batteries don’t just die. Well, they will if you leave them for long enough. but not just over the course of a few hours or even just a day or two. Finding your car has a dead battery after it was ...

Air pollution can be easy to ignore from day to day, but over the past decades, researchers have accumulated a compelling list of evidence that it can pose a major threat to human health—from mental ...

The exhaust system heats the tailpipe because the exhaust gases go straight from the engine into the exhaust manifold, and the temperature of the whole system becomes pretty high. However, only some ...