Really????-anxiety

OK...so I got a good grade on my history exam...started at the gym...really sore today but that's ok...work not so stressful today...life should be good right?  REally?????  I have a slightly sore throat and am a little stuffy...could totally be the weather change and allergies but I'm going to have an anxiety attack over it anyway????  AGHHHHHHH!!!!  Could I BE any MORE a F R E A K????