Among vaccines delayed until a child grows older, the measles-mumps-rubella (MMR) vaccine topped the list.
Kohn: I regret not vaccinating my kid
Political commentator Sally Kohn talks about her initial decision to not vaccinate her child. She wrote about this decision in an op-ed for The Daily Beast.
02:21 - Source: CNN
Vaccination debate 21 videos
Among vaccines delayed until a child grows older, the measles-mumps-rubella (MMR) vaccine topped the list.
Kohn: I regret not vaccinating my kid
02:21
Now playing
- Source: CNN
trump carson split 0915
Gupta fact-checks vaccine comments by Trump, Carson
02:52
Now playing
- Source: CNN
orig Should I get my child vaccinated npr_00003513.jpg
Should I get my child vaccinated?
01:14
Now playing
- Source: CNN
vaccines 2 cfb
How vaccines stop diseases like measles
01:26
Now playing
- Source: CNN
A single virus particle of measles virus
Measles: Why not vaccinating your kids can be deadly
01:29
Now playing
- Source: CNN
pkg orig jimmy kimmel vaccination psa_00005613.jpg
Kimmel rips anti-vaxxers in mock PSA
01:00
Now playing
- Source: CNN
orig polio pakistan arrests vaccine cm_00003008.jpg
Parents arrested for not vaccinating children
02:12
Now playing
- Source: CNN
ac intv burton vaccine heated debate_00000000.jpg
Former Congressman: Vaccines linked to autism
03:43
Now playing
- Source: CNN
ac dnt lah arizona anti vaccine doctor _00010629.jpg
Anti-vaccine doctor under investigation
03:16
Now playing
- Source: CNN
intv amanda peet measels_00041315.jpg
Actress Amanda Peet talks about vaccinating children
05:35
Now playing
- Source: CNN
MYRTLE BEACH, SC - JANUARY 18: Dr. Ben Carson speaks at the South Carolina Tea Party Coalition convention on January 18, 2015 in Myrtle Beach, South Carolina. A variety of conservative presidential hopefuls spoke at the gathering on the second day of a three day event. (Photo by Richard Ellis/Getty Images)
Dr. Carson: No religious exemptions for vaccinations
03:52
Now playing
- Source: CNN
ac dnt tuchman why we dont vaccinate_00000000.jpg
Parents speak out: Why we don't vaccinate our children
03:00
Now playing
- Source: CNN
erin dnt malveaux measles religious exemptions_00010912.jpg
Do religious exemptions do more harm than good?
01:50
Now playing
- Source: CNN
rand paul sanjay gupta split vaccines autism mental disorders
Gupta: Rand Paul's vaccine views are 'dangerous'
02:34
Now playing
- Source: CNN
gupta vaccines do not cause autism rand paul
Gupta: Vaccines do not cause autism
01:30
Now playing
- Source: CNN
ac kaye on doctors treating measles_00012507.jpg
Doctors struggle to treat unvaccinated kids
03:58
Now playing
- Source: CNN
ac sot sanjay measles questions_00025814.jpg
Dr. Sanjay Gupta answers your questions about measles
04:07
Now playing
- Source: CNN
gupta vaccines do not cause autism rand paul
Gupta: Those opposing vaccines are just wrong
04:36
Now playing
- Source: CNN
measles vaccine
How did the anti-vaccination movement begin?
01:57
Now playing
- Source: CNN
ac pkg cohen anti vaccine movement_00023910.jpg
Measles outbreak fuels vaccine debate
02:45
Now playing
- Source: CNN
ctn pkg lah californias wealthiest anti vaccine _00023513.jpg
L.A.: Where the rich don't vaccinate
03:47
Now playing
- Source: CNN