Sugar is uncountable; therefore, the sentence has a singular verb. Marbles are countable; therefore, the sentence has a plural verb. 3. Compound subjects joined by and are always plural. 4. With compound subjects joined by or/nor, the verb agrees with the subject nearer to it.
Panic disorder causes panic attacks spontaneous feelings of anxiety, terror, or impending doom. Physical symptoms include heart palpitations, chest pain, and shortness of breath. These attacks may be repeated at any time. People with any type of anxiety disorder may have panic attacks.
Symptoms of anxiety. Anxiety can have both psychological and physical symptoms. When youâre feeling anxious or stressed, your body releases stress hormones, such as adrenaline and cortisol. These cause the physical symptoms of anxiety, such as an increased heart rate and increased sweating.