Weekly health news update: 7 April 2014

7 April 2014 health news

A blood test to diagnose cancer, getting your 7-a-day, and more international health news.

International health news

  • Blood test to diagnose cancer? – A simple blood test to detect tumour DNA could be used to identify the stage and type of cancer, after promising study results this week.
  • Ketamine hope for severe depression – Researchers have found the horse tranquilizer can cure depression, even in patients who stop responding to other drugs.
  • World Health Day 2014 – The theme of this year’s WHO World Health Day is how to prevent insect bites and lower your risk of malaria and other insect-borne diseases.

Health advice

  • 7-a-day is the new 5-a-day – Eating 7 portions of fruit and veg a day is better than the minimum of 5 currently recommended and would prolong life, say health experts.

Country-specific health