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1912 advertisement for tea in the Sydney Morning Herald, describing its supposed health benefits. The health effects of tea have been studied throughout human history. In clinical research conducted over the early 21st century, tea has been studied extensively for its potential to lower the risk of human diseases, but there is no good scientific evidence to support any therapeutic uses other ...
Drinking three to four cups of black tea a day reduced the stroke risk by 29%, compared to three to four cups of green tea a day, which reduced the risk by 27%. View the original article on ...
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.
Caffeine is found naturally in various plants such as coffee and tea. Studies have found that 89 percent of adults in the U.S. consume on average 200 mg of caffeine daily. [ 2 ] One area of concern that has been presented is the relationship between pregnancy and caffeine consumption.
The American Congress of Obstetricians and Gynecologists (ACOG) concluded in 2010 that caffeine consumption is safe up to 200 mg per day in pregnant women. [27] For women who breastfeed, are pregnant, or may become pregnant, Health Canada recommends a maximum daily caffeine intake of no more than 300 mg, or a little over two 8 oz (237 mL) cups ...
As the U.S. faces a surge of new COVID cases due to the Delta variant, health officials are now recommending that Americans mask up again.
Overwarning is a related problem, where warnings are overlooked by people due to the sheer number of warnings, such as placing many safety signs together, redundant or obvious warnings. [21] Effectiveness can be reduced through conditions such as poor maintenance, placing a sign too high or low, or in a way that requires excessive effort to read.