Here's a free, ad-free phone app that does a slightly more engaging version of the same thing: https://apps.apple.com/ca/app/the-breathing-app/id1285982210 http

Here's a free, ad-free phone app that does a slightly more engaging version of the same thing: https://apps.apple.com/ca/app/the-breathing-app/id1285982210 https://apps.apple.com/ca/app/the-breathing-app/id1285982210 , https://play.google.com/store/apps/details?id=org.ayny.breathingapp&hl=en_US&gl=US https://play.google.com/store/apps/details?id=org.ayny.breat... The technique it implements is called resonance breathing AKA resonance frequency breathing: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8924557/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8924557/ If you've wanted to try meditation but haven't made time, try 3 minutes in that app and work up to 5-10. 5 minutes is enough to measure a difference in HRV.