They called it 'spontaneous remission'.

However, the medical article showed that in some rare cases the disease had gone into a temporary spontaneous remission.

She still doesn't know whether her recovery was spontaneous remission or medication-led.

Claimed cures with the imposition of hands are usually dismissed by the scientific community either as a placebo effect or as a spontaneous remission.

Spontaneous remission with normal development has been observed in a few untreated cases.