Meet 28 icons, including pop star Ariana Grande, Hollywood icon The Rock, sporting hero Serena Williams, and even royalty -- Prince Harry -- and discover how they have dealt with mental health issues to live inspiring lives. So whatever you are going through, learn why it's ok to not be ok with these perfectly imperfect stories.

Frida Kahlo -- Prince Harry -- Serena Williams -- Dwayne Johnson -- Lady Gaga -- Charles Darwin -- Ruby Rose -- Edvard Munch -- Willow Smith -- Frank Sinatra -- Héloïse Letissier -- Winston Churchill -- Kylie Minogue -- Michael Phelps -- Marie Curie -- John Green -- Emma Stone -- Gisele Bündchen -- Rafael Nadal -- Sam Smith -- Ariana Grande -- Ludvig van Beethoven -- Hideaki Anno -- Zayn Malik -- Florence Nightingale -- Nadiya Hussain -- Kevin Love -- Abraham Lincoln -- Small steps -- Further information.