[…] tension--strained facies, fidgeting, restlessness, fatigueability; autonomic hyperactivity-sweating, palpitations, light-headedness, paresthesias, upset stomach, lump in the throat
[triroc.com]
[…] apprehensive expectation--worry, rumination, anticipation of misfortune to self or others; hyperattentiveness resulting in distractibility, difficulty in concentrating, insomnia, irritability
[triroc.com]