Help docs? Why is sweating associated with coronary heart disease?

Nerves from heart. Heart attacks, or heart attack warning signs, often present as chest pain or pressure/heaviness; however, less common signs can include sweating, shortness of breath, fatigue, or dizziness. The sweating reflex results from irritation of nerves surrounding the heart, that send signals to your brain, which tells your body to sweat. Call 911 immediately, if you think your having a heart attack.