Palm Springs Desert Sun

Even in the heat of a Palm Springs summer, night used to bring some relief. Not so much any more.

The number of abnormally hot summer nights has gone up dramatically since the 1980s, thanks to climate change.

The relentless heat presents health risks, but there are steps you can take to help.

Are you tossing and turning more at night? Does it feel like your air conditioner is straining harder and doing less to cool down your bedroom? Well, get ready for more muggy summer nights, not just this week, but for the rest of the century, experts say. That's largely due to climate change.

Extreme heat was expected to blanket much of Southern California, Arizona and Nevada starting Wednesday through Friday night. That includes stifling nights with "lows" in the upper 80

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