SATURDAY MORNING WITH YOUR HEALTH. THIS MORNING, WE'VE GOT A ROUNDUP OF SOME OF THE WEEK'S BIGGEST MEDICAL STORIES. >> FROM NEW COVID BOOSTERS TO A NASAL SPRAY FOR PEOPLE WITH SERIOUS ALLERGIES TO POX, WHAT YOU NEED TO KNOW TO KEEP YOUR FAMILY SAFE. >> WE WANT TO BRING IN MEDICAL CONTRIBUTOR DR. NATALIE AZAR. NICE TO HAVE YA. >> THANKS FOR HAVING ME. >> THE FDA THIS WEEK ANNOUNCED IT HAS APPROVED THE NEW COVID VACCINE FROM, WHAT, MODERNA AND PFIZER? >> THAT'S RIGHT. >> A LOT OF PEOPLE WONDERING IF THIS IS THE RIGHT TIME TO TAKE IT, IF THEY SHOULD STILL BE GETTING THE SHOT AT ALL. WHAT'S YOUR ADVISE? >> YEAH, YEAH. THE FDA'S APPROVAL THIS PAST WEEK ACTUALLY WAS THREE WEEKS EARLIER THAN THEY APPROVED THE BOOSTER LAST YEAR. THIS IS REALLY AS A CONSEQUENCE OF THE SIGNIFICANT SUMMER SURGE WE'VE SEEN OVER THE LAST COUPLE OF MONTHS. SO THE UPDATED SHOT FROM PFIZER AND MODERNA IS COVERING WHAT'S CALLED THE KP STRAIN. THAT'S JUST -- KP2 STRAIN, ANOTHER OMICRON VARIANT. WE'VE HAD MANY OF THESE THE LAST COUPLE YEARS. 32 STATES RIGHT NOW IN THE COUNTRY ARE REPORTING HIGH LEVELS OF VIRAL ACTIVITY IN THEIR WASTEWATER. DEFINITELY AN IMPORTANT DEVELOPMENT. IN TERMS OF WHO SHOULD BE GETTING THE VACCINE, WELL, OF COURSE, WE ALWAYS TALK ABOUT THE GROUPS MOST AT RISK. PEOPLE IMMUNOCOMPROMISED, PEOPLE 65 AND OLDER, PREGNANT PERSONS. IF YOU'RE WONDERING, SHOULD I BE GETTING THE SHOT RIGHT NOW, BECAUSE OF THE SUMMER SURGE, A LOT OF PEOPLE WERE INFECTED OVER THE LAST COUPLE OF MONTHS. IF YOU RECENTLY HAD AN INFECTION, WE ARE RECOMMENDING YOU CAN WAIT THREE TO FOUR MONTHS BEFORE GETTING THE SHOT. IF YOU'RE AT HIGH RISK, THE HIGH-RISK GROUPS I MENTIONED, YOU WILL PROBABLY WANT TO GET IT PRETTY MUCH WHEN IT BECOMES AVAILABLE, WHICH WILL PROBABLY BE NEXT WEEK. IF YOU'RE LOW TO MODERATE RISK, THE RECOMMENDATION IS TO GET IT AT THE SAME TIME YOU'D GET THE FLU SHOT, THE END OF OCTOBER. WE KNOW THE PROTECTION, WHILE IT'S SORT OF AT ITS PEAK A MONTH AFTER YOU GET THE SHOT, WANES SIGNIFICANTLY OVER THE MONTHS. WE ARE REALLY EXPECTING A WINTER SURGE AGAIN. >> WORTH NOTING THE BIDEN ADMINISTRATION HAS ANNOUNCED IT IS GOING TO BE MAKING MORE OF THOSE FREE COVID TESTS AVAILABLE, BY THE WAY, THIS SEPTEMBER, RIGHT? >> TALK TO US ABOUT THIS NEW NASAL SPRAY. >> YES. >> IT SEEMS LIKE A POTENTIAL GAME CHANGER FOR PEOPLE WHO REALLY DON'T LIKE SHOTS. >> RIGHT. THE STANDARD OF CARE FOR TREAT ING THIS IS EPINEPHRINE, EPIPEN. THERE IS A NASAL SPRAY VERSION OF EPINEPHRINE. THIS IS FANTASTIC. IT'S LITERALLY SOMETHING YOU'D SPRAY INTO THE NOSTRIL OF YOURSELF OR SOMEONE HAVING AN ALLERGIC REACTION. THIS IS APPROVED FOR INDIVIDUALS OVER 66 POUNDS. >> NOT FOR KIDS. >> NOT FOR LITTLE ONES. THE COMPANY HOPES BY THE END OF THE YEAR TO HAVE ONE FOR 33 POUNDS AND OVER. IT IS TWO SINGLE DOSES IN A LITTLE PACK, AND IT'LL BE AVAILABLE BY THE END OF SEPTEMBER. WHAT ARE THE ADVANTAGES HERE? THERE ARE SIGNIFICANT NUMBERS OF PEOPLE WHO ARE NEEDLE AVERSE. THIS IS A NASAL SPRAY. IT IS SMALL, SMALLER THAN AN iPHONE. PUT IT IN YOUR POCKET. STORAGE WISE, IT'LL BE GOOD FOR UP TO TWO YEARS. IT DOESN'T -- IT'S NOT DEPENDENT ON THE TEMPERATURE OF THE ROOM THAT IT IS BEING SUPPLIED IN, WHICH IS REALLY GOOD. ONE DRAWBACK, AND I NEED TO MENTION THIS, IS IT HASN'T NECESSARILY BEEN STUDIED IN THE REAL WORLD BECAUSE YOU CAN'T REALLY CONDUCT THAT STUDY. THEY BASICALLY DETERMINED THE EFFICACY BY SAYING THE LEVEL OF EPINEPHRINE IN THE BLOOD WAS THE SAME WITH THE SPRAY. IF YOU HAVE SEVERE ALLERGIC REACTIONS AND YOU HAVE THE NASAL SPRAY, YOU MIGHT STILL WANT THE EPIPEN WITH YOU UNTIL WE GET THE REAL-WORLD EVIDENCE. IT SHOULD BE AVAILABLE BY THE END OF SEPTEMBER. >> WE LITERALLY HAVE A FEW SECONDS. HOW WORRIED SHOULD WE BE FOR MPOX? >> THE AVERAGE PERSON IN THE COUNTRY, THERE'S NO NEED FOR IMMEDIATE ALARM, BUT WE WANT PEOPLE TO BE AWARE OF WHAT IS GOING ON. FOR THE SECOND TIME IN TWO YEARS, THE WORLD HEALTH ORGANIZATION DECLARED A GLOBAL HEALTH PUBLIC EMERGENCY BECAUSE OF THE MPOX. THERE IS A STRAIN CIRCULATING WILDLY IN AFRICA, AND IT HAS BEEN NOTED IN A COUPLE OF OTHER COUNTRIES OUTSIDE OF AFRICA. IMPORTANT, A COUPLE THINGS. IF YOU HAD THE MPOX VACCINE A FEW YEARS AGO AND/OR WERE INFECTED WITH THAT STRAIN TWO YEARS AGO, YOU ARE STILL PROTECTED NOW. SECONDLY, IF YOU ARE NOT VACCINATED BUT YOU'VE BEEN EXPOSED, THERE IS A RECOMMENDATION THAT YOU CAN GET THE MPOX VACCINE WITHIN THE FIRST FOUR DAYS AFTER EXPOSURE, WHICH SHOULD PREVENT ILLNESS. BETWEEN 4 AND 14 DAYS LATER, IT SHOULD PREVENT SERIOUS