The last few years have seen an explosion in the number of people using electronic cigarettes (e-cigarettes). These devices are popular among people who are trying to stop smoking, as they can deliver similar sensations to smoking, without the negative effects on health.
Boo the dog quickly became an internet star and was hailed as the world's cutest dog. Find out a little bit more about this cute pet that has won the hearts of millions of internet users around the world.
