Fact is, when you're practicing yoga you begin to really notice the present and you start just enjoying the here and now.
It may just be the intense concentration/presence of mind you need to stay in parivritta trikonasana spilling over to normal life off the mat.
I'm certain there's an actual scientific psycho-physical reason for it. It's very likely that theres a yoga-philosophical reason for it.... but I don't mind why it is!
All I'm noticing is the beauty in the present moments.
I have a couple of proper regulars now- literally every day regulars. And I think they're getting the benefits too!
Look at all the beauty in the mundane I've seen just today! Pigeon egg in my studio window, hammock chilling, cute flowers at the bus stop.
For all you lot I know will take the piss of my positivity (ahem @moaningmundy!) check out this fine quote instead discovered in a cafe in Florida by the 'rents:
a positive attitude