HealthCoronavirus Actions Facebook Tweet Email WTVF: Tips To Boost Your Immune System Dr. Heidi Silver advises healthy people not to consume an overload of supplements or herbal agents because they could impair immune functions. Prev Next By: Scripps News Group Posted Most Recent Trump says US fired on and seized Iranian cargo vessel that challenged blockade Scripps News Group Heavy damage but no fatalities after suspected tornadoes scour the Midwest Scripps News Group 8 children from the ages of 1 to 14 are dead after a mass shooting in Louisiana AP via Scripps News Group Health Trump orders $50M research into psychedelic drugs for PTSD, TBI Justin Boggs Trump’s CDC pick appears to draw early bipartisan praise Scripps News Group RFK Jr. defends HHS changes, proposed budget cuts during congressional testimony Stephanie Liebergen Join the 'Morning Rush' team every weekday at 7 a.m. ET About Scripps News Download the Scripps News app.