Assertion: instant coffee's caffeine | /r/Causes | anxiety
Facets:
Source sentences:
text: Caffeine Can Cause Anxiety and Panic Attacks
text: Too much caffeine may cause anxiety, disrupted sleep, restlessness, upset stomach, tremors, and a fast heartbeat ( 19 ).
text: At high doses, typically greater than 300 mg, caffeine can both cause and worsen anxiety.