Hot weather worsens air pollution by turning car exhaust into smog, which can make life miserable for people with asthma and other breathing problems.

炎热的天气使汽车尾气变成烟雾，加剧了空气污染，这可能使患有哮喘和其他有呼吸问题的人的生活更加痛苦。

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Heat exhaustion may also produce a feeling of sickness, a fast heartbeat,breathing problems and pain in the head,chest or stomach.

VOA: special.2010.07.27

And traditional CPR should be used for any victims of drowning or collapse from breathing problems.

VOA: special.2009.06.09

These include problems with their heart and with their breathing and hearing.

VOA: special.2009.09.09

"I had restricted lung breathing, stomach problems" related to breathing toxic dust at ground zero, Russo said.

WSJ: NY town of 9/11 workers wages gas pipeline fight

Some of the new born babies developed breathing problems after an hour in the car seats and that some of the premature babies even stopped breathing for a short period.

BBC: Car seat danger to new babies

It says health problems linked to incineration include some forms of cancer, heart disease, birth defects, allergies and breathing problems.

BBC: Greenpeace damns incineration 'risks'