The document discusses improving employee energy at work. It identifies four types of energy - physical, emotional, mental, and spiritual. For each type, it provides main strategies for improving energy levels. Physical strategies include better sleep, stress reduction through exercise, and taking regular breaks. Emotional strategies focus on managing negative emotions and fueling positive ones. Mental strategies reduce interruptions and prioritize important tasks. Spiritual strategies identify fulfilling activities and respecting one's values. The document concludes that being aware of energy management helps achieve high performance in a sustainable way.