Also, several reports have discovered positive correlations between chronological age and the dementia‐associated biomarkers including plasma T‐tau (Nakamura et al., 2018), amyloid‐beta (Aβ) 42 levels (Lue et al., 2019), and neurofilament light chain (NFL; Khalil et al., 2020). Here, MAPT is linked to dementia.