Moodiness is a classic symptom of PMS. All the good-mood advice about getting appropriate amounts of exercise, eating regularly throughout the day, getting the right mix of proteins and high-quality carbohydrates, and decreasing stress apply to PMS as well. These lifestyle changes will help all help control irritability and mood swings. What you eat can also affect your mood! For suggestions on the best mood-friendly Food Cures, check out my Foods to Boost Your Mood!