A new bio-optic diagnostic device being developed at the Australian National University could help doctors move away from a "one size fits all" approach to prescribing blood thinners.
There's been a spate of articles, blogs and online debate on this very topic. So, is there any logic behind it? We asked a chemist and a microbiologist.
Blood is red, and a surgeon will tell you our veins are too — they only look blue when we see them through our skin. But why?
For the first time, blood is being collected and frozen, in a trial by the Australian Red Cross, for the Defence Force to deploy in conflict zones.