Don’t let the cooler weather deter you from reaching your health and fitness goals . Here are a few ways to change your mood . Slow it down with yoga Moderate to high-intensity exercise cranks endorphins, but if you're looking to manipulate your mood, you might try yoga. Yoga's effect on mood and anxiety may be superior to other forms of exercise like walking according to Boston University School of Medicine (BUSM) research linking yoga postures to increased levels of anti-anxiety neurotransmitter gamma-aminobutyric (GABA). Low GABA levels are associated with depression and other widespread anxiety disorders. In a 12-week study, a group practising yoga three times a week for one hour exhibited higher GABA levels and self-reported mood, with yoga participants largely noting more significant decreases in anxiety and greater improvements in mood than walkers. Rise early The most important external signal for the body clock is light, so exposure to bright morning light ...