Gaga and Adhanom mentioned some of the high-profile celebrities who've died by suicide over the past year, including celebrity chef Anthony Bourdain and designer Kate Spade.
'We want to bring attention to the issues our youth and young adults are facing in our world today and begin the conversation around what they need in order to grow up healthy, happy and resilient, ' writes the World Federation for Mental Health. "Yet despite the universality of the issue, we struggle to talk about it openly or to offer adequate care or resources". "In the United Kingdom and Australia, peer-to-peer education programs encourage young people to support one another".
After citing some grassroots programs in nations like Zimbabwe and the United Kingdom that are helping to erase some of the mental health stigma, the duo add that the World Health Organization has been working on a "global action plan" for the past five years. "And that without regarding your mental health as important as looking after your physical health, holistically speaking as a person, it's one component of you but you can't also neglect it in that sense".
Beginning with statistics about suicide and mental health - "By the time you finish reading this, at least six people will have killed themselves around the world" - the article doesn't shy away from the danger posed by mental illness.
Each World Mental Health Day has a theme to focus on.
Meanwhile, Health Secretary Matt Hancock is hosting the first ever Global Ministerial Mental Health Summit in London, attended by ministers and representatives from over 50 countries as well as the Duke and Duchess of Cambridge.More news: GOP Voters Madder, More Likely to Vote Because of Kavanaugh
"There are only 0.58 beds per 100,000 population in Nepal to avail mental health services while hospitals providing mental health services are only available in urban areas", said Dr Basudev Karki, psychiatrist at Mental Hospital in Patan.
"In my time as health minister I have met many people who have been bereaved by suicide and their stories of pain and loss will stay with me for a long time". They need all the support they can get.
"Every suicide is a preventable death and we are determined to do everything we can to tackle the tragedy of suicide", he added.
Mr Clegg, then deputy prime minister, declared at the Lib Dem spring conference that the services would get £250 million extra for five years.
"This is an acknowledgement of the importance of our vital service".