2. Excessive sweating
While sweating in hot weather or during physical activity is completely normal and heathy, unusual or excessive sweating is an early warning sign of a heart attack. Excessive perspiration in many areas of the body, such as the chest, back, scalp, palms, or soles of the feet (in addition to the underarms), is often the first indicator that something’s wrong — before a heart attack begins.
Most people describe the early symptoms of an heart attack as flu-like symptoms that can last longer than a week or come and go over a period of time. In women, it may feel similar to the hot flashes or night sweats typical of menopause.
Insomnia is also associated with an increased risk of a heart attack or stroke, which is more common among women. Symptoms include difficulty initiating sleep, difficulty maintaining sleep, and early-morning awakening. A decrease in oxygen levels — caused by changes in the heart due to heart disease — may trigger subtle changes that lead to anxiety, insomnia, and agitation that can’t be explained by normal circumstances.
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