Pathogens that feed off human blood
May 5, 2012, 8:15 am by Scientific American: Health
Bacteria may be tiny little micro-organisms but like any other living creature there are certain molecules that they need for survival. No matter what niche a bacterial colony occupies, it eventually requires a source of iron. For bacteria that live within the human body, there is one incredibly iron-rich molecule that circulates throughout the human body and can be found permeating the tissues.Haemoglobin – the molecule that gives blood its red colour and is used to transport oxgyen through the body. [More]
More from Scientific American: Health
Mosquito Scent-Tracking Discovery Could Lead to Better Repellents
Scientific American: Health : December 5, 2013, 12:00 pm
Mosquitoes prowling for a blood meal are drawn to the plumes of carbon dioxide exhaled with each human breath. But they also buzz around dirty socks and worn clothes--gravitating toward skin odor... --
Unregulated Chemicals Found in Drinking Water
Scientific American: Health : December 5, 2013, 11:45 am
Traces of 18 unregulated chemicals were found in drinking water from more than one-third of U.S. water utilities in a nationwide sampling, according to new, unpublished research by federal... -- Read more on
Bacterium Reverses Autism-Like Behavior in Mice
Scientific American: Health : December 5, 2013, 5:00 am
Doses of a human gut microbe helped to reverse behavioral problems in mice with autism-like symptoms, researchers report today in Cell . The treatment also reduced gastrointestinal
Dangerous Global Warming Closer than You Think, Climate Scientists Say
Scientific American: Health : December 4, 2013, 6:01 am
Abrupt climate change is not only imminent, it's already here. The rapid dwindling of summer Arctic sea ice has outpaced all scientific projections, which will have impacts on everything from... --
When Harmless Bacteria Go Bad
Scientific American: Health : December 3, 2013, 7:00 am
Bacteria are all around --and inside--us. Some are harmless, some are beneficial and some, of course, cause disease. Others, such as the common bacterium Streptococcus pneumoniae , defy... -- Read more on
Wearable Tech! Here comes personal health optimization!
The Fitbit Flex, a wearable sensor, is one of the more popular wearable tech devices for tracking your activity, diet, and even your sleep patterns. Oh, and you can throw away your alarm clock. You now have a silent alarm on your wrist; vibrates at your set wake time.
The Fitbit Flex is only $99. Learn more from the company below.