Life can be horrible sometimes and the negativities here and there, from time to time can bring us a lot of pain and bad effects for our overall health. However, did you know that science has plenty of reasons why you should rather choose to be happy most of the time? if you need some vibe of positivity, this video is just right for you. This might be a long list but this is really interesting and guaranteed to cheer you up. Feel free to also share it with your friends. Cheers!