All countries are on track when underweight is used to assess progress towards the target prevalence, but only 6 of them are on track when stunting is used instead.
The over-stress that people experience may be acute such as the loss of a job, divorce, a death or chronic such as being unemployed for a long time, being in a bad relationship, or long-term illness.
The researchers are studying whether the pill can prevent cardiovascular disease from developing in healthy people, rather than treating people who are already ill.
The 23-year-old ewe, recognised by the Guinness Book of Records, died peacefully on her farm at Lake Bolac, 57 miles west of Melbourne, after a short illness.