Serotonin is an important chemical and neurotransmitter in the human body. It is believed to help regulate mood and social behaviour, appetite and digestion, sleep, memory, and sexual desire and function. Gratitude is a fabulous way of firing those serotonin transmitters by helping us focus on all of the things we have rather than lack! Take a few moments today to note down 5 things you are grateful for and for best results, make this a daily deliberate practice.