A hemangioma may grow for approximately 6–9 months, then lose its color and get smaller. Around 50% of hemangiomas disappear by age 5 and 90% by age 9 without treatment, according to 2014 research .

Lucy Denny, 25, from Exeter says her son is a confident and smiley little boy despite the unwanted attention from strangers. She noticed the capillary hemangioma just hours after Sonny was born.