Select to calculate PhenoAge (from Levine ME et al. (2018). Aging, 10(4):573–591; applying the formula from the BioAge GitHub page by Kwon D and Belsky DW. (2021). GeroScience, 43(6):2795–2808), or calculate UK Biobank Biological Age estimation (from Bortz J et al. (2023). Commun Biol., 6(1):1089; formula derived from the bloodmarker_BA_estimation GitHub page from the original publication).