It's done now, you've had the vaccines. So worrying about rare and uncommon side effects won't achieve anything.
I'm willing to bet that walking down a road is more likely to cause long term health effects, from the vehicle pollution and general air pollution. Or eating food with additives in it, or burnt food, or food with nitrites in it, or any number of mundane, run of the mill things we do every day that increase risks to health
Studies like this will be a feature of our news landscape for years to come. Learning to deal with your feelings about them will stand you in good stead. Look forwards, don't seek out this kind of story, try and move on.