Eur J Appl Physiol August 2003 PMID 12734759

Muscle hypertrophy, hormonal adaptations and strength development during strength training in strength-trained and untrained men.

Juha P Ahtiainen, Arto Pakarinen, Markku Alen, William J Kraemer, Keijo Häkkinen

Mentions

26
Peak: 7 in Aug 2022
across 6 sources since Feb 2020

Extended reach

76,414
potential audience

Total likes

639

Video views

24,731

Mentions per month

Feb 2020 – Sep 2025

Where it's discussed

  • X / Twitter11 posts
  • News8 articles
  • YouTube4 videos
  • Facebook1 posts
  • Instagram1 posts
  • Reddit1 posts

AI synopsis

What people are saying

Discussions reflect a clear interest in how the study’s findings relate to training practices, with posts highlighting the role of testosterone fluctuations and muscle hypertrophy. The tone combines technical insights with practical considerations, such as the significance of hormonal responses in untrained individuals, illustrating moderate engagement and acknowledgment of the research's potential influence on training methods.

AgreementModerate agreement

Most discussions acknowledge the study’s findings, especially the emphasis on hormonal responses and muscle growth in untrained men, indicating general agreement with its conclusions.

InterestHigh interest

Posts demonstrate high interest by exploring practical implications and different responses from trained and untrained groups.

EngagementModerate engagement

Discussions include references to specific findings, such as hormone fluctuations and strength gains, showing moderate but thoughtful engagement.

ImpactModerate impact

The conversations suggest that the study influences opinions on training strategies and hormonal science, though not dramatically shifting paradigms.

Abstract in brief

  • The study examined hormonal and neuromuscular changes during a 21-week strength training program in both strength-trained and untrained men, finding significant increases in muscle strength and size mainly in untrained men but no significant changes in basal hormone levels.
  • Acute heavy resistance exercises caused immediate decreases in strength and increases in serum hormones like testosterone and growth hormone, both at the start and after 21 weeks, with stronger correlations observed between testosterone responses and muscle/strength gains in untrained men.
  • Results suggest that both initial and training-induced fluctuations in testosterone may play a crucial role in muscle growth and strength development, especially in untrained individuals, even though basal hormone levels remained unchanged over the course of training.]

Top posts

Most liked on X and Bluesky
庵野拓将 (Takumasa Anno)
@takumasa39 · X

筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。 https://t.co/O01tUhcji1

Aug 25, 2022 · 59 likes · 8 shares · 27,639 followers View post →
Jozo Grgic
@Jozo_Grgic · X

Muscle hypertrophy, hormonal adaptations and strength development during strength training in strength-trained and untrained men. https://t.co/A8bdRikDnd

Feb 16, 2020 · 9 likes · 2 shares · 5,579 followers View post →
若林秀隆 (Hidetaka Wakabayashi)
@HideWakabayashi · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 15,245 followers View post →
daniel varela PhD
@dr_dvarela_P4T · X

RT @Jozo_Grgic: Muscle hypertrophy, hormonal adaptations and strength development during strength training in strength-trained and untraine…

Feb 16, 2020 · 2 shares · 922 followers View post →
HajimeChan
@HajimeChanChin · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 756 followers View post →
青柳
@FBWM8888 · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 722 followers View post →

All mentions

たっちゃん|筋トレ論文解説
@Tatsuki6_h0729 · X

今回の投稿では、初心者ほど“たんぱく質合成”の反応が強く、4〜8週間で平均5%以上筋肉量が増えるという最新データを紹介しました。 【引用論文】 https://t.co/znVBs0eIGi #筋トレ #論文 #初心者筋トレ #筋肉初心者 #科学的筋トレ https://t.co/UZyW5nSvAt

Jul 5, 2025 · 36 followers View post →
C-Lab
@c_lab_pt_g · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Sep 11, 2022 · 8 shares · 88 followers View post →
K@エスパ&アスルクラロサポ
@micomet_stars · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 56 followers View post →
青柳
@FBWM8888 · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 722 followers View post →
チヂロー
@19980107Iwaiwa · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 96 followers View post →
若林秀隆 (Hidetaka Wakabayashi)
@HideWakabayashi · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 15,245 followers View post →
くら寿司
@kuranao1031 · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 299 followers View post →
HajimeChan
@HajimeChanChin · X

RT @takumasa39: 筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。…

Aug 25, 2022 · 8 shares · 756 followers View post →
庵野拓将 (Takumasa Anno)
@takumasa39 · X

筋トレ経験者と未経験者が同レベル(10RM×5セット)のトレーニングを21週間行った結果、経験者の筋力増強+3.9%、筋肥大-1.8%に対して、未経験者はそれぞれ+ 20.9%、+5.6%であったというEur J Appl Physiolの報告。 https://t.co/O01tUhcji1

Aug 25, 2022 · 59 likes · 8 shares · 27,639 followers View post →
daniel varela PhD
@dr_dvarela_P4T · X

RT @Jozo_Grgic: Muscle hypertrophy, hormonal adaptations and strength development during strength training in strength-trained and untraine…

Feb 16, 2020 · 2 shares · 922 followers View post →
Jozo Grgic
@Jozo_Grgic · X

Muscle hypertrophy, hormonal adaptations and strength development during strength training in strength-trained and untrained men. https://t.co/A8bdRikDnd

Feb 16, 2020 · 9 likes · 2 shares · 5,579 followers View post →
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