Bulldogs and pugs popular as they're seen as easy to look after
Daily Mail
Owners like flat-faced dogs because they need little exercise or space, making them suitable for busy lifestyles and city living, a study by the Royal Veterinary College in London found
https://www.dailymail.co.uk/sciencetech/article-8666617/Bulldogs-pugs-remain-popular-theyre-seen-lazy-easy-look-after.html?ns_mchannel=rss&ns_campaign=1490&ito=1490