Skip navigation
Sleuth is in testing. Important info here.

Down syndrome

down syndrome 1.jpg

Content and stories on hellosleuth.com are not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or qualified healthcare provider with any questions you may have regarding a medical condition.

Are you a parent? Explore and track children’s health with our free app.

Signs and Symptoms of Down syndrome

All Signs & Symptoms of Down syndrome

Here are the top symptoms or behaviors listed by parents of kids diagnosed with Down syndrome:

SymptomFrequencyNumber of mentions
Developmental delays (behind on expected milestones)Often5 mentions
Floppy muscles or low muscle tone (hypotonia)Often2 mentions
AnxietyOften1 mention
Non-verbal (not able to use words)Often1 mention
StubbornOften1 mention

When do symptoms start?

How to read this chart

  • Developmental delays (behind on expected milestones)

    0 years old
    Amount of children: 3%
    1 years old
    Amount of children: 0%
    2 years old
    Amount of children: 0%
    3 years old
    Amount of children: 0%
    4 years old
    Amount of children: 0%
    5 years old
    Amount of children: 0%
    6 years old
    Amount of children: 0%
    7 years old
    Amount of children: 0%
    8 years old
    Amount of children: 0%
    9 years old
    Amount of children: 0%
    10 years old
    Amount of children: 0%
    11 years old
    Amount of children: 0%
    12 years old
    Amount of children: 0%
    13 years old
    Amount of children: 0%
    14 years old
    Amount of children: 0%
    15 years old
    Amount of children: 0%
    16 years old
    Amount of children: 0%
    17 years old
    Amount of children: 0%

    average 4 months old

  • Floppy muscles or low muscle tone (hypotonia)

    0 years old
    Amount of children: 3%
    1 years old
    Amount of children: 0%
    2 years old
    Amount of children: 0%
    3 years old
    Amount of children: 0%
    4 years old
    Amount of children: 0%
    5 years old
    Amount of children: 0%
    6 years old
    Amount of children: 0%
    7 years old
    Amount of children: 0%
    8 years old
    Amount of children: 0%
    9 years old
    Amount of children: 0%
    10 years old
    Amount of children: 0%
    11 years old
    Amount of children: 0%
    12 years old
    Amount of children: 0%
    13 years old
    Amount of children: 0%
    14 years old
    Amount of children: 0%
    15 years old
    Amount of children: 0%
    16 years old
    Amount of children: 0%
    17 years old
    Amount of children: 0%

    average birth old

  • Anxiety

    0 years old
    Amount of children: 3%
    1 years old
    Amount of children: 0%
    2 years old
    Amount of children: 0%
    3 years old
    Amount of children: 0%
    4 years old
    Amount of children: 0%
    5 years old
    Amount of children: 0%
    6 years old
    Amount of children: 0%
    7 years old
    Amount of children: 0%
    8 years old
    Amount of children: 0%
    9 years old
    Amount of children: 0%
    10 years old
    Amount of children: 0%
    11 years old
    Amount of children: 0%
    12 years old
    Amount of children: 0%
    13 years old
    Amount of children: 0%
    14 years old
    Amount of children: 0%
    15 years old
    Amount of children: 0%
    16 years old
    Amount of children: 0%
    17 years old
    Amount of children: 0%

    average 5 months old

Change in symptoms of Down syndrome*

What happens to common Down syndrome symptoms over time?

SymptomWorseA Little WorseStayed About the SameA Little BetterBetterCompletely Resolved
Developmental delays (behind on expected milestones)0%0%40%0%60%0%
Floppy muscles or low muscle tone (hypotonia)0%0%50%0%50%0%
Anxiety0%100%0%0%0%0%
Non-verbal (not able to use words)0%0%0%0%100%0%
Stubborn0%100%0%0%0%0%

Conditions with similar symptoms to Down syndrome

Parents also mention the behaviors, signs, and symptoms associated with Down syndrome when they describe these conditions:

Care of Down syndrome

Less common responses for Down syndrome

Discussion of Down syndrome

What was your approach to Down syndrome? What were the results?

Loading