Not all chest pain means a heart attack. Women commonly describe their chest symptoms as tightness, fullness, burning, heaviness or pressure â NOT pain. See also: 85% of hospital admissions for chest pain are NOT heart attack. 3. Cough: persistent coughing or wheezing can be a symptom of heart failure.
Warmers operate on a chemical reaction with air similar to rusting. The warmer ingredients are iron, water, cellulose, vermiculite, activated carbon and salt. The heating process takes place in this fashion: The iron in the pouch, when exposed to oxygen, oxidizes and therefore produces heat (aka, Air Activated).
Hand warmers are small packets which are held in the hand and produce heat on demand to warm cold hands. They are commonly used in outdoor activities. Other types of warmers are available to provide soothing heat for muscular or joint aches. Depending on the type and the source of heat, hand warmers can last from 30 minutes up to 24 hours. The hand warmer was created by Japanese inventor Niichi Matoba. Matoba received a patent for applying the principle of an oxidation reaction that produces hea