I always thought radio was less damaging overall. I had been a caregiver for a family member with cancer and I recall radiation was causing burns, nausea, fatig

I always thought radio was less damaging overall. I had been a caregiver for a family member with cancer and I recall radiation was causing burns, nausea, fatigue - but chemo was 100x all that. Chemo accumulates over weeks (she had one session/week) - first month is "ok, we will make it through it". Then it becomes unbearable.