About Dr JoAnn

Dr. JoAnn Rajah is a child specialist that provides pediatric care to baby and children in Selangor and KL. Her core strength lies in diagnosing early signs of child health issues and guiding parents on how to manage them.

Falls and Bumps in Children

Falls and Bumps in Children Falling is part and parcel of a child acquiring new motor skills like walking, climbing, running, skipping and many others. Also, children bumping their heads now and then is pretty common. Thankfully, most of the time children end up with scratches and bruises rather than serious

Arsenic in Rice

Do you know that rice and rice products contain arsenic? The ability of a plant to take up and accumulate arsenic differs. Compared to wheat and barley, rice contains a much higher content of arsenic. Why is this so? Contamination of the environment, mainly soil and groundwater, is not unusual. Sources

Urinary Tract Infection in Children

Has your child ever experienced a urinary tract infection? Urinary tract infections (UTI) are common in children, more so in girls rather than boys. Sometimes the symptoms can be so subtle that it goes unnoticed by the child and parents. Normal urine is free of germs (bacteria). However, bacteria can get

Danger of exposing your baby to microplastics

Are you unknowingly exposing your baby to microplastics? Most children below 1-year-old would have been bottle-fed at some point, either with expressed breast milk or formula feed. As a parent, choosing the right bottle may be confusing considering the various designs, types and brands available in the market. A new study

Misconceptions About Steroids

Misconceptions about steroids In my practice, whenever I mention the word "steroid," I can practically see parents getting agitated and apprehensive. It is not surprising since everyone knows that steroid is bad for the body. In today's topic, I hope to break some taboos concerning steroids.   What are steroids? Steroids

Insect bites and children

Allergic reaction from insect bites Have you ever wondered why insect bites on your child appear redder and more swollen than yours? Is it because adults have thicker skin? Almost all insect bites can cause an allergic reaction in children! The response will depend on how sensitive your child is towards

The Good and Bad about Pacifiers

It is common for babies and young children to suck on their hands or fingers, which is a form of non-nutritive sucking meant to provide self-soothing or calming effects. Then came the invention of pacifiers, also known as soothers, dummies or artificial teats, but do they benefit babies and young children?

How much water do children need?

As adults, we are often asked to drink 8 glasses of water a day. But does this rule apply to children as well? Water is a major component of the human body. It represents about 60% of the adult's total body weight. Children, especially in the first 6 months of life,

Hand sanitizer and soap with water

Hand sanitizer Vs Soap and Water I bet you have been hearing a lot of advise on frequent handwashing be it using soap and water or using a hand sanitizer. Have you ever wondered which is better? Or when should you perform handwashing? The word "frequent handwashing" may not be helpful

Common Cold in Children

The surge of the common cold Now that children are back to daycares, pre-schools, and schools, I am starting to see more and more cases of the common cold. The common cold is so 'common' that school-going children can get up to 6-8 episodes in a year! And it does not

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