Fig. 2From: High-intensity exercise and cognitive function in cognitively normal older adults: a pilot randomised clinical trialLinear relationships between change in cardiorespiratory fitness (residuals) and change in a global cognition (residuals), b episodic memory (residuals), and c executive function (residuals); from pre- to immediately post-intervention (6 months) in BDNF Val66Met carriers and non-Met carriers. Abbreviations: BDNF Val66Met, brain-derived neurotrophic factor Valine66Methionine single nucleotide polymorphism; VO2peak, peak aerobic capacity (fitness measurement)Back to article page