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Imagine you’re sitting among friends on the porch with a big pitcher of ice cold lemonade. The heat is searing and the air is still and stifling. It’s almost hard to breathe. You look to your friends ...

Factors as far away as the Caribbean Sea and as nearby as the cornfields of Iowa can bring on that muggy, sticky feeling. For people with certain health conditions, it’s more than an annoyance. Joy ...