Disclaimer: If you are seriously struggling with thoughts of suicide or depression, please seek professional help.
The practice of deep breathing can also increase your energy, according to Dr. Woodson Merrell, author of Power Up: Unleash Your Natural Energy, Revitalize Your Health and Feel 10 Years Younger. He recommends taking breathing breaks to focus on your breath for about two minutes every hour on the hour. "It makes a dramatic difference in lowering down the level of stress and calming your nervous system," Dr. Merrell says.
Try this introductory breathing exercise!