Does caffeine truly lower overall IBD risk, or does it hide subgroup harms (Medscape AI)

https://www.medscape.com/ai-search?query=Does%20caffeine%20truly%20lower%20overall%20IBD%20risk,%20or%20does%20it%20hide%20subgroup%20harms&ecd=wnl_tp10_daily_260118_MSCPEDIT_etid8034910&uac=148436CN&impID=8034910 Caffeine intake has been linked to a modest reduction in overall IBD susceptibility, but this association masks significant variation across patient subgroups. Can routine vaccines lower dementia risk in older adults (Medscape AI) https://www.medscape.com/ai-search?query=Can%20routine%20vaccines%20lower%20dementia%20risk%20in%20older%20adults&ecd=wnl_tp10_daily_260117_MSCPEDIT_etid8032703&uac=148436CN&impID=8032703 Routine adult immunizations confer protection against their target infections and have been linked in observational studies to lower risks of dementia among older adults.