Not having sex doesn’t cause any severe physical damage, but there are certain effects that could occur over time.

1. Increased Stress Levels: Sex is known to release endorphins, reducing stress. Without it, some individuals may feel more anxious or stressed.

2. Lowered Immunity: Studies show that regular sex can boost the immune system. Abstaining might lead to a slight decrease in immunity, although other factors like diet and exercise play a significant role.

3. Potential Emotional Effects: Physical intimacy strengthens emotional connections, and a lack of it might lead to feelings of loneliness or disconnection from others. Emotional well-being, however, can still be nurtured through close friendships, self-care, and other forms of connection.

4. Decreased Libido: For some, not having sex for a long time might lower sexual desire due to the body’s adaptation. This is highly individual and varies from person to person.

5. Positive Alternatives: Physical and mental benefits similar to sex can be achieved through other healthy activities like exercise, meditation, hobbies, and fostering close relationships. These can release endorphins and contribute to both mental and physical health.

In conclusion, while sex offers certain benefits, not having sex won’t cause any lasting harm if balanced with a healthy lifestyle. Maintaining strong relationships, managing stress, and staying active are just as important for your well-being.