Hugging your closed ones makes your relationship better. We all know this for a fact! Neuro-economist Paul Zak, also known as "Dr. Love," recommends at least eight hugs a day to be happier and enjoy better relationships. Think about all the joy that you give your loved ones with each hug and the immense good feelings that you get. But did you know that hugs not only make us happy but also healthy in a physical, emotional and mental way. There are many known facts and treatments which include hugs as a part of the treatment or therapy.