Excessive heat is sweeping NYC. Heat stroke symptoms to watch for in people and pets, including what your dog's drool can tell you.

Heat is a leading weather-related killer in NYC, with hundreds of deaths annually. Understand heat stroke symptoms: hot skin, confusion, unconsciousness, fast pulse, weakness.

Heat stroke, a severe heat-related illness, requires immediate attention. Recognize symptoms like hot, dry skin, confusion, unconsciousness, and trouble breathing.

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