• World Health Organization — Anxiety disorders (fact sheet): who.int/news-room/fact-sheets/detail/anxiety-disorders

• MedlinePlus, U.S. National Library of Medicine — Anxiety: medlineplus.gov/anxiety.html

• Association for Applied Sport Psychology — Motivating young athletes: appliedsportpsych.org

• Pitchero — 10 really effective ways to motivate your sports team: blog.pitchero.com

• Adelphi Psych Medicine Clinic — Michael Phelps on his anxiety and post-Olympic depression: adelphipsych.sg

• Town & Country — Maria Sakkari interview, Australian Open 2023: townandcountrymag.com

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Athlete facts

• Tatiana Gusin — high jump. PB 1.94 m (2024). 9th in the Olympic final, Paris 2024, 1.86 m. Silver, Mediterranean Games 2022. Born 26 January 1994. Source: Wikipedia, World Athletics.

• Maria Sakkari — tennis. World No. 3 in March 2022. Two WTA singles titles including WTA 1000 Guadalajara 2023. Semi-finals at Roland Garros and the US Open, 2021. Source: Wikipedia.

• Periklis Iakovakis — 400 m hurdles. European champion, Gothenburg 2006. World bronze, Paris 2003. 8th in the Olympic final, Beijing 2008. PB 47.82. Born 24 March 1979. Source: Wikipedia.

• Konstantina Giannopoulou — 800 m / 1500 m. 7 national titles, 7 national indoor titles, 1 Balkan Indoor title. PB 2:03.91 (800 m). Born 27 August 1994. Source: World Athletics.

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Helplines

• 1018 — 24-hour Suicide Intervention Line (Klimaka), free

• 1056 — National SOS Helpline for Children and Adolescents, free, 24 hours