Dna medicine faces reality: It may be the ultimate medical profile, but ou might have to wait a while for your genomic analysis

UK HEALTH SECRETARY Matt Hancock is a big fan of applying genetics to healthcare. Just over a year ago he spat into a tube so the DNA in his saliva could be passed over a chip packed with an array of chemical probes that look for a selection of genetic markers. He then announced in a speech at the Royal Academy that the information showed he was at higher risk than average of prostate cancer and had decided to book a blood test.