BMC Biol October 2021 PMID 34635119

The evolution of pelvic canal shape and rotational birth in humans.

Ekaterina Stansfield, Barbara Fischer, Nicole D S Grunstra, Maria Villa Pouca, Philipp Mitteroecker

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Mentions

Peak: 16 in Nov 2021

across 6 sources since Oct 2021

Extended reach

697,886

potential audience

Total likes

247

Video views

4,440

Mentions per month

Oct 2021 – Sep 2024

Where it's discussed

X / Twitter45 posts
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Blogs4 articles
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AI synopsis

What people are saying

The overall discussions show strong interest and acknowledgment of the research, with comments like 'It's really useful to explore the way hip bones work' and references to the evolution and limitations-by-design of the pelvis. Observations about the complex shape of the pelvic canal and its relevance to childbirth, such as 'Babies must rotate when passing through the human birth canal,' highlight how the tone and specific examples reinforce a recognition of the study's importance and relevance to human biology and medicine.

AgreementModerate agreement

Most discussions recognize the scientific explanations of pelvic shape evolution and rotational birth, indicating general agreement.

InterestHigh interest

Participants display high interest, often referencing the implications for childbirth and evolution, showing engagement with the topic.

EngagementModerate engagement

Many responses cite specific findings and scientific insights, reflecting active engagement and deeper understanding.

ImpactModerate impact

The discussions emphasize the significance of these findings for understanding human evolution and childbirth, suggesting a noteworthy impact on scientific and medical perspectives.

Abstract in brief

The shape of the human pelvic canal, especially the lower part, influences how well the pelvic floor can withstand pressure during birth, with an anteroposteriorly oval shape providing better support than a circular or mediolaterally oval shape.
The study suggests that the anteroposterior elongation of the pelvic outlet is an evolutionary adaptation to improve pelvic floor stability during childbirth, while the mediolateral constraint of the inlet is related to maintaining upright posture and spine health.
The complex shape of the human pelvis, including the need for rotational birth, has evolved due to different functional demands of the pelvic inlet and outlet, balancing the requirements for efficient locomotion, upright posture, and successful childbirth.]

Read the full abstract

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UltimApe

@ultimape · X

@Aella_Girl It's really useful to explore the way hip bones work if you're planning to have a child. Knowing your birth canal size also can let you now if you may have pelvic floor issues after pregnancy. https://t.co/KcWT0A41HL

Sep 26, 2024 · 4 likes · 6,690 followers View post →

Lee Altenberg, Ph.D.

@AltenbergLee · X

Jun 19, 2023 · 6 likes · 5,942 followers View post →

Atheism Actually

@AtheismActually · X

~"God designed us within tradeoffs from common ancestry so we could cross-species generalize biological discovery"~ If he designed us biologically flawless from scratch, we wouldn't *need* to generalize biology in the first place.

May 31, 2022 · 519 followers View post →

John Sears

@JohnSears2077 · X