The Ministry of Health and the World Health Organisation to Laos are marking World Health Day, which is observed annually on April 7. The day provides a unique opportunity to mobilise action around a specific health topic of concern to people all over the world. The theme for the 2017 World Health Day is depression: #LetsTalk. Depression can affect anyone, people of all ages, from all walks of life, in all countries, said Minister of Health Associate Prof. Dr Bounkong Syhavong, speaking at an event to mark World Health Day. According to new estimates released by the World Health Organisation, the number of people living with depression has increased by more than 18 percent between 2005 and 2015.