What are frequent infections?
Some children seem to always have the sniffles. They get one cold
after another. Many parents wonder, "Isn't my child having too
many colds?" Children start to get colds after about 6 months of
age. Babies, toddlers, and preschoolers get about 7 or 8 colds a
year. During the school-age years they average 5 or 6 colds a
year. Teens finally reach an adult level of about 4 colds a year.
In addition to colds, children can have diarrheal illnesses (with
or without vomiting) 2 or 3 times per year. Some children tend to
get high fevers with most of their colds or they have sensitive
gastrointestinal (GI) tracts and develop diarrhea with most of
their colds. This worries many parents.
What is the cause?
The main reason your child is getting all these infections is that
he or she is being exposed to new viruses. There are at least 200
different cold viruses. Your child's body will build up defenses
(immunity) against these viruses when he or she is exposed to
them. But this takes time. It takes many years to build up
immunity to cold viruses. Your child will be exposed more if he or
she attends day care, play group, a church nursery, or a
preschool. Older brothers and sisters may bring home a virus from
school. Colds are more common in large families. The rate of colds
triples in the winter when people spend more time crowded together
indoors breathing recirculated air. Smoking in the home increases
your child's susceptibility to colds, coughs, ear infections,
sinus infections, croup, wheezing, and asthma.
If your child is over age 3 years, sneezes a lot, has a clear
nasal discharge that lasts over a month, doesn't have a fever,
your child may have an allergy. This is true especially if these
symptoms occur during pollen season, your child probably has a
nasal allergy (hay fever). Allergies are much easier to treat than
frequent colds because medicines can help control symptoms.
What doesn't cause frequent infections?
Colds are not caused by poor diet or lack of vitamins. They are
not caused by bad weather, air conditioners, or wet feet. Some
parents worry that they have in some way neglected their child or
done something wrong to cause frequent colds. Having all these
colds is an unavoidable part of growing up. Colds can't be
prevented. They help build up your child's immune system. Also, if
your child gets a lot of ear infections, it doesn't mean that your
child has a serious health problem. They mean only that the tubes
in the ear aren't draining properly.
Many parents are worried that their child has some serious
underlying disease because they get a lot of colds. A child with
an immune system disease doesn't get any more colds than the
average child. The difference is that a child with an immune
problem will have trouble recovering from illness. They also will
have 2 or more serious infections per year, such as pneumonia,
sinus infections, draining lymph nodes, or boils. In addition, a
child with a serious disease does not gain weight very well or
look well between infections. Tell your healthcare provider if
your family is worried about a particular problem.
How can I take care of my child?
- Look at your child's general health.
If your child is vigorous and gaining weight, you don't have
to worry about his or her health. Your child is no sicker than
the average child of her age. Children get over colds by
themselves. Although you can reduce the symptoms, you can't
shorten the course of each cold. Your child will muddle
through like every other child. The long-term outlook is good.
The number of colds will decrease over the years as your
child's body builds up a good antibody supply to the various
viruses.
- Send your child back to school as soon as possible.
The main requirement for returning your child to day care or
school is that the fever is gone and the symptoms are not too
noisy or distracting to classmates. It doesn't make sense to
keep a child home until you are sure he will not spread any
germs. This could take 2 or 3 weeks.
Also, as long as your child's fever is gone, there is no
reason he or she cannot attend parties, play with friends
after school, and go on field trips. Gym and team sports may
need to be postponed for a few days.
- Try not to miss work.
Since colds are not serious, you can usually leave your child
with a baby sitter if needed. If your child is in day care or
preschool, he or she can go back once the fever is gone. There
is no reason to keep your child at home if you need to return
to work. Going back to day care or school won't make the cold
worse or expose other children more than they are already
exposed. In addition, you don't need to take your child out of
preschool or day care permanently because of these repeated
illnesses. Consider switching to a small home-based day care
if your child is less than 2 years old. Also find another day
care if someone on the day care staff smokes on-site.
There are no instant cures for recurrent colds and other viral
illnesses. Antibiotics are not helpful unless your child develops
complications such as an ear infection, sinus infection, or
pneumonia. Having your child's tonsils removed is not helpful
because colds are not caused by bad tonsils. Again, the best time
to have these infections and develop immunity is during childhood.
Written by B.D. Schmitt, MD, author of "Your Child's Health," Bantam Books.
This content is reviewed periodically and is subject to
change as new health information becomes available. The
information is intended to inform and educate and is not a
replacement for medical evaluation, advice, diagnosis or
treatment by a healthcare professional.
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