Monday, January 26, 2015

Christopher C. Chang

What's the connection between gut health and the immune system?

Wednesday, September 18, 2013, 6:00 AM
Our bodies have natural barriers that protect us from infection. The skin, what we think of as a physical barrier, is a significant immunological barrier as well. That means that there are immune molecules in the skin that help fight off bacteria and other infectious agents. From our time in the... Read more

What is contact dermatitis?

Thursday, August 8, 2013, 6:00 AM
The term contact dermatitis may not be familiar, but you or your child have experienced it before if you’ve had an allergic reaction to poison ivy or oak. Contact dermatitis involves more of a delayed response, unlike nasal allergies and hives that are mediated by an antibody. The best examples... Read more

Parents warn that food allergies can be life-threatening

Monday, August 5, 2013, 5:00 AM
Recently, a 13-year-old girl in Sacramento, CA, died of anaphylaxis after ingesting a rice krispies treat coated with peanut butter, to which she was extremely allergic. In this tragic case, even though everything possible was done to save her, including the swift administration of epinephrine (Epi-pen)... Read more

What causes hives?

Tuesday, June 25, 2013, 6:00 AM
Hives – red, splotchy, itchy, raised patches or welts that seem to “bloom” suddenly on the skin – are quite common in both children and adults. About 10 to 25 percent of people will get them at least once during their lives. The welts typically move from place to place on the... Read more

Do vitamins help with allergy symptoms?

Thursday, May 30, 2013, 6:00 AM
Before you rush out to get these vitamins for your kids suffering from allergies, what you should know is that there isn’t much clinical evidence which demonstrates vitamins having a significant impact on allergies. Some preliminary studies do suggest that certain vitamins may have effects on... Read more

Do U.S. kids have higher odds of developing allergies than foreign-born kids?

Monday, May 6, 2013, 10:02 AM
Children born outside the United States have significantly lower odds of developing allergic disorders, including asthma, eczema, hay fever, and food allergies, according to a recent study in JAMA Pediatrics. The study also found kids born outside the U.S. who lived in the U.S. for longer than 10... Read more

4 allergy myths debunked

Wednesday, April 24, 2013, 5:55 AM
It’s time to dispel some allergy myths that I often encounter: Hypoallergenic dogs. Is your child allergic to dogs, but really wants one as a pet? Unfortunately, there is no such thing as a hypoallergenic dog. At some point the notion was put forth, possibly by dog breeders, that certain short-haired... Read more

Does your child have oral allergy syndrome?

Wednesday, March 13, 2013, 5:55 AM
Has your child ever told you that certain foods cause tingling and itching in and around the mouth and the back of the throat? Does this occur within minutes of eating the food? If your child also has seasonal allergies, it’s likely that this reaction is oral allergy syndrome. These symptoms... Read more

Can giving babies solids sooner prevent food allergies?

Tuesday, February 12, 2013, 6:05 AM
Rice cereal first and then vegetables? What about fruit? I get these questions often from my patients. The timing of when to introduce solid foods to infants can be confusing for parents, and the recommendations can vary slightly from doctor to doctor. The research is ongoing, but there is a... Read more

Could my child have a mold allergy?

Wednesday, January 23, 2013, 9:00 AM
Sensitivity to mold is similar to pollen allergies and affects both adults and children. While allergies associated with outdoor mold spores peak in warm weather, indoor mold can pose problems year round. Mold is another name for fungi – unsightly patches of brown, black, green, or yellow fuzzy... Read more
About this blog
The Healthy Kids blog is your window into the latest news, research and advice around children's health. Learn more about our growing list of contributors here.

If you have questions about your child's health, ask them here.

Anna Nguyen Healthy Kids blog Editor
Sarah Levin Allen, Ph.D., CBIS Assistant Professor of Psychology at Philadelphia College of Osteopathic Medicine
Stephen Aronoff, M.D., M.B.A. Chair of the Department of Pediatrics at Temple University Hospital
Peter Bidey, D.O. Medical Director of Family Medicine at Philadelphia College of Osteopathic Medicine
Christopher C. Chang, MD, PhD, MBA, FAAAAI, FACAAI Associate Professor of Medicine in division of Rheumatology, Allergy and Clinical Immunology at UC Davis
Katherine K. Dahlsgaard, Ph.D. Lead Psychologist of The Anxiety Behaviors Clinic at Children's Hospital of Philadelphia
Gary A. Emmett, M.D., F.A.A.P Director of Hospital Pediatrics at TJU Hospital & Pediatrics Professor at Thomas Jefferson Univ.
Mario Cruz, M.D. Pediatrician, Associate Director of Pediatric Residency Program at St. Christopher’s Hospital for Children
Magee DeFelice, M.D. Division Chief of Allergy and Immunology at Nemours/Alfred I. duPont Hospital for Children
Hazel Guinto-Ocampo, M.D. Chief of Pediatric Emergency Services at Nemours duPont Pediatrics/Bryn Mawr Hospital
Rima Himelstein, M.D. Adolescent Medicine Specialist at Crozer-Keystone Health System
Jessica Kendorski, PhD, NCSP, BCBA-D Associate Professor in School Psychology/Applied Behavior Analysis at Philadelphia College of Osteopathic Medicine
Anita Kulick President & CEO, Educating Communities for Parenting
Janet Rosenzweig, MS, PhD, MPA VP for Programs & Research for Prevent Child Abuse America
Beth Wallace Smith, R.D. Registered Dietitian at Children's Hospital of Philadelphia
Jeanette Trella, Pharm.D Managing Director at The Poison Control Center at CHOP
W. Douglas Tynan, Ph.D., ABPP Director of Integrated Health Care for American Psychological Association
Flaura Koplin Winston, M.D., Ph.D. Scientific Director of the Children’s Hospital of Philadelphia’s Center for Injury Research and Prevention
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