Index/Organizations/American Academy of Pediatrics

American Academy of Pediatrics

Professional association

Fact-Checks

74 results
Nov 19, 2025
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PENIS SIZE BY AGE

Available reporting shows that penis size increases mainly during puberty and generally stabilizes by late adolescence or early adulthood; typical adult erect length estimates cluster around about 5.1...

Dec 2, 2025
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What are the side effects of ivermectin in humans?

Ivermectin’s commonly reported side effects in humans include gastrointestinal symptoms (diarrhea, abdominal pain), dermatologic reactions (itching, rash), and neurologic complaints (dizziness, headac...

Nov 14, 2025
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What percentage of US adults remained unvaccinated against COVID-19 in 2025 and how has that changed since 2020?

Available sources do not give a single, nationally consistent percentage for how many U.S. adults remained fully unvaccinated against COVID‑19 in 2025; reporting instead offers snapshots of vaccine up...

Dec 12, 2025

Normal for a 17 year old boy to have a penis only 4 inches long

A penis measuring about 4 inches erect falls within widely reported adolescent ranges and is close to many adult averages: systematic reviews of adult men report average erect lengths around 5.1 inche...

Dec 11, 2025

When did circumcision first become widespread in the US?

Routine infant male circumcision became widespread in the United States during the late 19th and early 20th centuries, driven by medical professional advocacy and changing cultural norms; by mid‑20th ...

Nov 13, 2025

When were mercury-based preservatives removed from vaccines?

The removal of the mercury‑based preservative thimerosal from routine U.S. childhood vaccines began as a precautionary policy action in 1999 and was largely completed for childhood immunizations by 20...

Dec 11, 2025

What public health recommendations changed for the 2025-2026 flu season based on 2025 vaccine performance?

Health authorities kept the core public-health message for 2025–26: everyone aged ≥6 months should get an updated flu vaccine, and the 2025–26 U.S. vaccines were reformulated as trivalent to match cir...

Jan 31, 2026

How many vaccines does a child get in the USA

The was revised in January 2026 to recommend universal vaccination against 11 diseases for all children, down from recommendations covering roughly 17 diseases under the previous federal schedule, wit...

Nov 16, 2025

Which inactivated vaccines still contain thimerosal as a preservative in 2025?

As of the sources provided through mid‑2025, thimerosal (a mercury‑based preservative) had been largely removed from most U.S. childhood vaccines and was used mainly in some seasonal influenza vaccine...

Nov 16, 2025

What are the main health concerns associated with GMO foods?

Scientific reviews and major health organizations have found no clear evidence that currently available GMO foods directly cause harm to human health, but regulatory caveats and ongoing studies mean u...

Jan 15, 2026

How do tear gas and flash‑bang exposure affect infants and young children, medically and long term?

Tear gas causes intense irritation to the eyes, skin and airways that in most people subsides within 15–120 minutes but can provoke severe respiratory injury, chemical burns and systemic illness in in...

Dec 2, 2025

What are the long-term health effects linked to genetically modified foods?

Major reviews and health agencies report no proven long‑term human harms from currently marketed genetically modified (GM) foods, and epidemiological data to date do not show associations with chronic...

Dec 18, 2025

Can younger teens have larger penis then adult men

Yes — because penile size varies widely and puberty timing differs, some younger teenagers can have penises as large as or larger than many adult men; averages overlap and growth patterns mean a teen ...

Nov 29, 2025

6.2 fully erect good for a 13 year old

A fully erect length of 6.2 inches (≈15.7 cm) is larger than typical reported averages for 13‑year‑olds: multiple sources place average erect or stretched measures for early teens roughly in the 2–4.7...

Nov 24, 2025

How does average penis size vary by age group in American men?

Available reporting shows penis length grows through puberty and generally stabilizes by late adolescence or early adulthood, with many sources saying “adult size” is typically reached between about 1...

Nov 18, 2025

How do 2025 COVID-19 booster side effects compare by age group and prior infection status?

Available reporting on 2025–2026 COVID-19 boosters emphasizes that common post‑vaccine side effects remain mild and short‑lived (arm pain, fever, tiredness, headache, muscle aches) and that serious ad...

Jan 25, 2026

What evidence led to removal or reduction of thimerosal from some vaccine formulations?

A precautionary review of infant mercury exposure prompted U.S. public health agencies and medical groups in 1999 to ask manufacturers to remove or reduce thimerosal from childhood vaccines, even thou...

Dec 8, 2025

aveage size of a 13 year old private part

Reported averages for penis size in 13‑year‑olds vary by study and measurement method: provider‑measured stretched penile length studies report values around 11.6 cm (about 4.6 in) for 13‑year‑olds in...

Nov 22, 2025

How does erect penis size vary by age group from adolescence to older adulthood?

Measured erect penile length averages about 13–14 cm (≈5.1–5.5 in) in pooled international studies, and most growth occurs during puberty with “adult-size” genitals typically developing between about ...

Jan 29, 2026

What are the benefits of male circumcision? Do women prefer circumcised men as sexual partners?

is associated with measurable medical benefits — reduced risk of certain sexually transmitted infections (including in high‑prevalence heterosexual settings), lower rates of specific penile infections...