1 Verify that the the ringtones are 40 seconds or less. 2  Confirm that you have checked Sync only checked songs and videos on the Summary tab of your iTunes sync settings. 3  Confirm that you have checked the box next each of the ringtones that you want to sync to your phone in the Tones folder of your iTunes library.
Children with separation anxiety problems may shadow you around the house or cling to your arm or leg if you attempt to step out. Common causes of separation anxiety disorder. Separation anxiety disorder occurs because a child feels unsafe in some way.
1 Generally, those changes affect sex hormones, such as estrogen and testosterone, indicating that the two hormones may contribute to anxiety. 2  Studies on rates appear to confirm this belief. 3  Thyroid Hormone An overactive thyroid can also cause a significant problem with anxiety, and is very likely to cause panic attacks.ithout hormones, your body may not produce the right amount of neurotransmitters, and anxiety may be the result. That said, some examples of hormones that may contribute to anxiety include: 1  Stress Hormones (Cortisol) Cortisol and anxiety have a cyclical relationship.