For exemple

https://www.annualreviews.org/doi/10.1146/annurev-nutr-071816-064634?url_ver=Z39.88-2003&rfr_id=ori%3Arid%3Acrossref.org&rfr_dat=cr_pub++0pubmed#_i24

16/8 is the most common intermittent fasting protocol for begginers. 20/4 is recommended in case of autoimmune disease, to reverse leaky gut and insulin resistance.

Actually, science says he’s right. You should fast at least 16 hour per day.

Bla bla bla, so much energy to just not give what I ask for.

Those are not “details”, but “blur sources”.

Details ?