Tagged: Caffeine

Caffeine affects the circadian body clock - Sleep on it

Karyn O'Keeffe Sep 22, 2015

It has long been known that drinking coffee close to bedtime can increase the time that it takes to fall asleep and change the structure of our sleep.  It was thought that these effects were primarily mediated through caffeine’s alerting properties; it binds adenosine receptors which causes the release of excitatory neurotransmitters.  Research published this month in Science Translational Medicine by … Read More

Caffeine in the news again - Food Stuff

Amanda Johnson May 10, 2013

The caffeine debate has been reignited again following the 3 May announcement by the US Food and Drug Administration (FDA) that they are planning to launch an investigation into the safety of caffeine in food products, particularly its effects on children and adolescents. According to media reports, this latest review was prompted following the launch of a new … Read More

Spam Journalism #68 - MacDoctor

Jim McVeagh Jan 31, 2010

Spam Journalism: The spurious use of sensational headlines to add spice to an otherwise pointless article. Thanks to Crusader Rabbit for pointing me to this lovely bit of medical spam at News.com.au: Energy drinks’ ’serious’ heart risk JUST one energy drink can cause “serious heart conditions”, a world-first study has found. The report, according to Adelaide Now, has [...] Related … Read More

Heart Hit - MacDoctor

Jim McVeagh Oct 04, 2009

I read with some horror that a Herald on Sunday investigation has found an energy drink with 3333mg caffeine per litre in it. The Demon Energy Shot, which contains this horrendous amount of caffeine, gets around the Food Standard Authority regulations (which restricts caffeine to a level of 320mg per litre) by calling itself a [...] … Read More