[1] It was used to treat epilepsy during the Middle Ages with Saint Valentine particularly associated with the treatment as an 'epilepsy specialist'.
[2] A known practicing therapist is Tomislav Ivančić, who founded Center for Spiritual Help in Zagreb.
Prokop Remeš in the Czech Republic is treating addicts in Bohnice Psychiatric Hospital in Prague.
His style of hagiotherapy is a type of group existential psychotherapy (Yalom, Frankl[clarification needed]), which focuses on eliminating dysfunctional behaviour patterns from one's life.
Ivančić recently defined hagiotherapy as a scientific discipline which aims to heal the human soul.