Diabetes affects our blood vessels and nerves and therefore can affect any part of the body. However, certain parts of our body are affected more than other parts.
I don't think dogwoods have (much?) scent, maybe just lightly floral. The white petally looking things are not actually petals they are bracts, like a poinsettia has. There's something called an English dogwood that is very fragrant, but it isn't a true dogwood and is also known as mock orange. Bradford pears have a smell that this author described as sweaty socks, so if your tree doesn't smell very good that's probably it: http://www.gardenguides.com/106133-dogw ...
Top Sniffers. What all of this sniffing and processing really means is that a dog's sense of smell is his primary form of communication. And it's a phenomenal one, because dogs don't just smell odors that we can't.op Sniffers. What all of this sniffing and processing really means is that a dog's sense of smell is his primary form of communication. And it's a phenomenal one, because dogs don't just smell odors that we can't.