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The health effects of coffee include various possible health benefits and health risks. [1]A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
In particular, although lahars are typically associated with the effects of volcanic activity, lahars can occur even without any current volcanic activity, as long as the conditions are right to cause the collapse and movement of mud originating from existing volcanic ash deposits. Snow and glaciers can melt during periods of mild to hot weather.
Drinking more than four cups of caffeinated coffee in a day was associated with a lower risk for head and neck cancer, oral cavity cancer, and oropharyngeal cancers compared to not drinking coffee.
However, she offers advice on minimizing the negative side effects of coffee: "Choose decaf or a coffee with a lower caffeine amount especially earlier in the day to avoid missing out on evening ...
The lahars can coat objects, wash objects away and can knock objects down by their force. Lahars, debris flows and mudflows that travel into a river or stream run the potential for crowding the waterway, forcing the water to flow outward and causing a flood. The volcanic matter could also pollute the water, making it unsafe to drink. [citation ...
"Moderate coffee drinking has been related to health benefits," lead study author Lu Qi, M.D., PhD, interim chair of the Department of Epidemiology at Tulane University, told Fox News Digital.
The U.S. Food and Drug Administration (FDA) says that most people can tolerate up to 400 milligrams of coffee a day—that lines up to between two and three 12 oz cups of the good stuff each day ...
The word lahar is of Indonesian origin, but is now routinely used by geologists worldwide to describe volcanogenic debris flows. Nearly all of Earth's largest, most destructive debris flows are lahars that originate on volcanoes. An example is the lahar that inundated the city of Armero, Colombia.