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# Betsy Ladyzhets


## Betsy Ladyzhets


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## Betsy Ladyzhets


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* ![Several windows of a school are open for ventilation on Monday morning in Leipzig, November 2020.](https://static.time.com/v3/assets/bltea6093859af6183b/bltc84a76374e772f97/698a34994ee262e11c31a7cd/schools-ventilation.jpg?branch=production&width=3840&quality=75&auto=webp&crop=1:1)  
Aug 16, 2022  
### [Schools Need Better Ventilation to Curb COVID-19](https://time.com/6206343/schools-ventilation-covid-19-air-quality/)  
What you need to know about air quality in schools.  
[HEALTH](/section/health/)
* ![covid-19-vaccine-kid](https://static.time.com/v3/assets/bltea6093859af6183b/blt20cef6cce80210ca/698a3441e6e84a0de92af2b0/covid-19-vaccine-kid.jpg?branch=production&width=3840&quality=75&auto=webp&crop=1:1)  
Aug 1, 2022  
### [What to Do If Your Child Gets COVID-19 Between Shots](https://time.com/6202581/child-tests-positive-covid-19-between-shots/)  
Pediatricians say that getting COVID-19 in between doses should not significantly alter a child’s va...  
[HEALTH](/section/health/)
* ![omicron-subvariants](https://static.time.com/v3/assets/bltea6093859af6183b/blt076e4dc0f81d1a97/698a32da47ca3822c43b9b22/omicron-subvariants.jpg?branch=production&width=3840&quality=75&auto=webp&crop=1:1)  
Jun 15, 2022  
### [What to Know About the Newest Omicron Subvariants](https://time.com/6187762/ba-4-ba-5-omicron-subvariants-symptoms-risk/)  
They can bypass immunity from vaccinations or past infections, experts say  
[HEALTH](/section/health/)  

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