How much hair will I lose due to my radiation treatment? Does it depend on the patient, or does it depend on what type of caner therapy patients go through?

Hair. Hair will only be lost where the actual radiation beam is directed (for example on the head if treating the brain, in the axilla if treating some breast cancers). This is temporary and the hair grows back, although at times it grows back thinner. This is unlike chemo, where one can lose hair over their entire body -.
The. The amount of hair lost in the region also depends on the type of radiation treatment given and the dose.