Heart and circulation news, features and articles
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Man dies from caffeine overdose after drinking equivalent of 200 cups of coffeeCaffeine powders can be dangerous because they are much more potent than typical caffeine-containing beverages.
By Rachael Rettner Last updated
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Veins and arteries: Facts about our blood vesselsReference Veins, arteries and capillaries make up a sophisticated circuit of blood vessels. This provides oxygen, removes waste, and maintains pressure so that our bodies can operate ceaselessly.
By James Horton Published
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A woman would faint whenever she tried to stand. New implant lets her walk.The patient has a condition called multiple system atrophy.
By Nicoletta Lanese Published
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Why do we have different blood types?The disease malaria appears to have influenced blood type prevalence.
By Tyler Santora Published
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Insulin resistance: Risk factor for heart disease and diabetesReference Insulin resistance is a condition where the body's cells don't properly respond to the hormone insulin, which tells cells to take in blood sugar and use it for fuel.
By Tia Ghose Published
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Man's energy drink habit lands him in the hospital with heart failureThe findings add to a growing body of evidence linking energy drink consumption with heart problems.
By Rachael Rettner Published
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'Magic mushrooms' grow in man's blood after injection with shroom teaThe man spent 22 days in the hospital with a severe infection.
By Nicoletta Lanese Published
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Man's 'heart attack' was really side effect from swallowed batteryWhether or not it affects the heart, eating batteries is dangerous.
By Ashley P. Taylor Published
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Tainted sexual enhancement supplements linked with dangerously low blood sugar in 17 menThe outbreak occurred in Virginia men who bought the supplement from local convenient stores.
By Rachael Rettner Published
