Brontë, 4, lies on her back as her sister Bridget, 3, runs around in the background Friday in Fair Oaks. The girls’ mother, Erin Byerly, a parenting blogger, says there’s an expectation in modern-day America for parents to keep their children ultra-clean.
Brontë, 4, lies on her back as her sister Bridget, 3, runs around in the background Friday in Fair Oaks. The girls’ mother, Erin Byerly, a parenting blogger, says there’s an expectation in modern-day America for parents to keep their children ultra-clean. Manny Crisostomo mcrisostomo@sacbee.com
Brontë, 4, lies on her back as her sister Bridget, 3, runs around in the background Friday in Fair Oaks. The girls’ mother, Erin Byerly, a parenting blogger, says there’s an expectation in modern-day America for parents to keep their children ultra-clean. Manny Crisostomo mcrisostomo@sacbee.com

Health & Medicine

March 04, 2017 4:00 AM

Are your kids too clean? Microbiome research reveals dangers of killing germs

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