Nimetu Antidepressant is a free yet highly efficient natural system of exercises for combating depression and anxiety.
Resources
Inspirations, research, related practices, etc.
Breathing exercises related material
The Wim Hof Method – recommended further exploration of cold, breathing exercises, etc.:
https://www.ncbi.nlm.nih.gov/pubmed/22685240
http://www.pnas.org/content/111/20/7379
Pranayama:
https://pdfs.semanticscholar.org/55e4/76eb093a78da897e35cd24a4d12f34d49eed.pdf
https://www.sciencedirect.com/science/article/pii/S2225411017300172
General research:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5455070/
Cold training related material
The Wim Hof Method – see above
Tummo meditation:
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0058244
https://www.tandfonline.com/doi/abs/10.1080/08964289.1990.9934596
https://tulkulobsang.org/en/teachings/tummo
General research:
https://www.ncbi.nlm.nih.gov/pubmed/17993252
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4049052/
https://www.ncbi.nlm.nih.gov/pubmed/27172277
About the adrenal chemicals that are influenced by a combination of breathing exercises and cold:
https://breakingmuscle.com/fitness/understanding-our-adrenal-system-norepinephrine
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3131098/
Vocalising exercises related material
Silvia Nakkach:
https://www.soundstrue.com/store/free-your-voice.html
The Five Warrior Syllables by Tenzin Wangyal Rinpoche:
https://www.shambhala.com/snowlion_articles/the-five-indestructible-warrior-sounds/
Detailed traditional explanations:
https://www.youtube.com/playlist?list=PLsUqXU8XRsR0bfc_ar7wVq5Ql3MlPhbw0
General research and articles:
https://www.psychologytoday.com/us/blog/minding-the-body/201111/hum-happy-tune-wellness
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3099099/
https://www.researchgate.net/publication/228780318_ON_THE_MAGIC_OF_OVERTONE_SINGING
https://completewellbeing.com/article/rhythm-divine/
https://www.sciencedaily.com/releases/2017/12/171221101402.htm
https://www.goodhousekeeping.com/health/news/a47211/singing-health-benefits/
https://www.naturalnews.com/043157_humming_stress_reduction_heart_health.html
Qigong related material
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3557628/
https://pdfs.semanticscholar.org/a2d9/0bd7c84079f624cf2a71559911947af73b50.pdf
https://www.frontiersin.org/articles/10.3389/fpsyt.2013.00071/full
Fasting related material
A useful »how to«:
https://www.wikihow.com/Perform-a-Water-Fast
Research and general info:
http://www.yogamag.net/archives/1981/emay81/jap.shtml
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4790398/
https://www.karger.com/Article/FullText/353672