Dietary flavanols preserve upper- and lower-limb endothelial function during sitting https://physoc.onlinelibrary.wiley.com/doi/10.1113/JP289038 Against the dangers of sitting all day long: Cocoa flavanols have been shown to reduce the risk of cardiovascular events better than exercise https://www.dailymail.co.uk/health/article-15247141/sitting-heart-stress-cocoa-flavanol.html

Oder adults with a poor sense of smell were twice as likely to develop coronary heart disease within 4 years https://jamanetwork.com/journals/jamaotolaryngology/article-abstract/2840475 The olfactory system shares some neurological pathways with parts of the brain that control cardiovascular function https://conexiant.com/otolaryngology/articles/is-loss-of-smell-more-than-it-seems/