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Fig. 5 | Nutrition & Metabolism

Fig. 5

From: Does vitamin-D intake during resistance training improve the skeletal muscle hypertrophic and strength response in young and elderly men? – a randomized controlled trial

Fig. 5

Fiber type percentage and mean area a and b Fiber type (I, IIa and IIx) percentage and c and d fiber type (I and II) mean area for young and elderly vitamin-D and placebo groups, respectively. Shown as mean fiber type percentage ± SEM at pre training (week 0) and post training (week 12). * different from pre training (p < 0.05). $ different from Placebo group (p < 0.05)

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