An Australian mother is calling for better advice for parents and for long-term health studies on mRNA COVID-19 vaccines after her 12-year-old son was hospitalised with life-threatening pericarditis within hours of getting the jab. Nat’s eldest son, whose name The Epoch Times is not disclosing to protect his privacy, was a “happy, healthy” 12-year-old prior to being injected with Moderna’s pediatric COVID-19 vaccine, commonly known as Spikevax. But now, he has chosen to isolate himself from his friends and has been on strict rest to keep his heart rate down. “I knew before a doctor confirmed that he had an adverse reaction to the vaccine. Call it mother’s intuition,” said Nat. “You know when something isn’t right with your child. He has an incredibly high tolerance to pain and is an active, healthy boy.” Nat said that she chose to vaccinate her son despite being hesitant about the immunisation due …