So drinking wine will make you live longer?

In the news today is the announcement that if you drink half a glass of wine a day, you could live five years longer. Is this good news, I wonder, or is it just going to make us feel guilty if we drink a whole glass or worry if we don’t like wine?The body has an interesting relationship with alcohol. On the one hand we are told it is good for our health, and on the other, the body treats alcohol