Are Moderna and Johnson & Johnson testing vaccines on teens?

Dr. Jen Ashton answers viewer questions about the COVID-19 vaccine.
2:11 | 05/13/21

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Transcript for Are Moderna and Johnson & Johnson testing vaccines on teens?
We're going to turn to Dr. Jen Ashton and her medical questions. You have the answers. Are modern and Johnson & Johnson also testing their vaccines on 12 to 15-year-olds? They are. Absolutely. Clinical trials we call them bridging trials in the pediatric population going down to infants as young as 6 months of age, are under way in all three vaccine manufacturers and developers authorized in the United States. We saw them get fda authorization in rapid succession. We expect to see the results -- the result first. It's not a foregone conclusion of their clinical trials in kids very soon. And we heard the CDC director say by the fall, by the end of this year, we should hopefully, if everything goes well, be able to see that authorized for that age group. It'll be important. Very good. Next question. How do you know if you're eating too much salt? Well, you can't get your rings on. That usually happens to me after too much sushi. There's a lot of controversy in the world of nutritional science about salt. In general the American heart association caps it at 1,500 milligrams of sodium per day but again, they're really looking at people who have congestive heart failure or who are at risk for high blood pressure, et cetera. For a young healthy person with normal functioning kidneys are not going to push you over the edge. It may make you feel bloated your your fingers and feet swell. But your kidneys that's their job to compensate for that electrolyte change. What does that look like for us? It's not a lot. If you read the labels, there can be 1,000 milligrams of sodium in a can of soup or one meal certainly at a fast food place. So again, read the labels. A lot of people are drinking those drinks without really doing the exercise that justifies that. Data shows people who get too little salt and people who get a lot of salt don't do well. The majority in the middle of the you, do okay. Good to know. You have five questions instead of three. We added some. I'll take it any time. You can submit questions to Dr. Jen on her Instagram. We want to turn to one of

This transcript has been automatically generated and may not be 100% accurate.

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