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Dr. Jonathan Chan

Dr. Jonathan Chan is on ABC News. Get Dr. Jonathan Chan's latest news stories and articles, connect with millions of users and join the conversation at ABC News.

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PHOTO: A computer illustration of human papilloma virus (HPV) is pictured in this undated photo.
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10 myths about HPV

PHOTO: A father and son talk in this undated stock photo.
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How parents can protect kids from sexual abuse: COLUMN

PHOTO: Surgeons operate on a patient during a cosmetic surgery procedure in this undated stock photo.
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As teens turn to cosmetic surgery, study outlines new age-appropriate guidelines

PHOTO: A mother breastfeeds in this undated stock photo.
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6 things you may not know about breastfeeding

PHOTO: Coconut oil in an undated stock photo.
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What to know about coconut oil after a Harvard professor called it 'pure poison'

PHOTO: Gabrielle Union attends #BlogHer18 Creators Summit at Pier 17 in New York City, Aug. 8, 2018.
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Gabrielle Union reveals adenomyosis diagnosis, here's what to know about it

PHOTO: A woman receives an examination from her doctor in this stock photo.
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New genes discovered that may increase risk for triple-negative breast cancer

PHOTO: This image provided by Bayer Healthcare Pharmaceuticals shows the birth control implant Essure.
Bayer Healthcare Pharmaceuticals/AP

Bayer to no longer sell permanent birth control implant Essure

PHOTO: A father holds his baby in an undated stock photo.
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Study finds new dads may suffer from depression almost as much as new moms

PHOTO: Amoxicillin antibiotic pill is seen in this undated stock photo.
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Antibiotics are overprescribed: Here's why that's not good, and what you need to know