The severity of the crisis has left Tehran, home to more than 15 million residents, the world's most polluted city. Tehran ...

A new study suggests that exposure to air pollution may reduce or even cancel out many of the health benefits of regular ...

Delhi’s fluctuating 2025 air quality and U.S. Embassy’s HEPA filter tender highlight ongoing pollution challenges.

The EPA will propose a new, looser health standard for fine particulate matter, which experts say could impair air quality on ...

Hanoi is bracing for one of its worst air-pollution spells of the year, pushing the government to roll out emergency measures ...

Long-term exposure to toxic air can substantially weaken the health benefits of regular exercise, suggests a new study by an ...

The Environmental Protection Agency will no longer defend Biden-era limits on fine-particle pollution, which causes heart and ...

Long-term inhalation of toxic air appears to dull the protective power of regular workouts, according to a massive global ...

Breathing polluted air significantly weakens the health advantages of regular exercise, a new study reveals. While physical ...

The Bombay High Court appointed a five-member team to inspect Mumbai construction sites for air quality compliance, amid ...

The state government attributed part of the smog to the recent eruption of Ethiopia’s Hayli Gubbi volcano, which sent ash 14 ...

The rapid rise in pollution levels increases health issues like throat irritation, hoarseness, and repeated infections.