The Food and Drug Administration (FDA) says its experts have not seen indications of safety problems from COVID-19 vaccine booster shots after European and international officials expressed concern about how repeat boosters may impact immune systems. “FDA is aware of the EMA report. To date, we have not seen any safety signals regarding booster shots and immune response,” a spokeswoman for the agency told The Epoch Times in an email. The FDA cleared boosters of the Moderna, Johnson & Johnson, and Pfizer vaccines for all adults late last year, and certain immunocompromised individuals can get a second booster under current U.S. authorization. The agency has also recently allowed children as young as 12 to get a Pfizer booster, and children 5 to 11 with weakened immune systems to get an additional Pfizer shot. Both the FDA and the Centers for Disease Control have in place surveillance systems to monitor the …