Common symptoms , which tend to be vague , include fatigue ( unrelieved by sleep ; occurs in 66 % of cases ) , lack of energy , weight loss , joint aches and pains ( which occur in about 70 % of cases ) , arthritis ( 14–38 % of cases ) , dry eyes , swelling of the knees , blurry vision , shortness of breath , a dry , hacking cough , or skin lesions .
ADJ NOUN , DET VERB PART VERB ADJ , VERB NOUN ( VERB ADP NOUN ; VERB ADP NUM NOUN ADP NOUN ) , NOUN ADP NOUN , NOUN NOUN , ADJ NOUN CCONJ NOUN ( DET VERB ADP ADV NUM NOUN ADP NOUN ) , NOUN ( NUM NOUN ADP NOUN ) , ADJ NOUN , VERB ADP DET NOUN , ADJ NOUN , NOUN ADP NOUN , DET ADJ , NOUN NOUN , CCONJ NOUN NOUN .