Sometimes the effects of stress aren’t as visible as the physical or outward symptoms of stress. However, it's crucial for us to be aware of the psychological symptoms and signs of mental stress. Here are some common ones:

1. Mood swings
2. Feeling overwhelmed
3. Restlessness and irritation
4. Low self-esteem
5. Isolation and loneliness
6. Constant worrying
7. Forgetting things
8. Struggling to make decisions
9. Loss of motivation
10. Weight gain
11. Procrastination and avoiding responsibility
12. Taking substances
13. Nervousness

If you are suffering from any of these do consider stress as an underlying cause. Don't hesitate from seeking professional help if the symptoms are too extreme.