Unless you’re really symptomatic heart palpitations, gut hypermotility, severe insomnia what’s the point of giving up coffee?.    From Wordnik.com.  [Various & Sundry, 1/23/08 « Whatever] Reference

Target Organ Effects: Mercury - Nervous system effects (insomnia, tremor, anorexia, weakness, headache), liver effects (jaundice, digestive effects (hypermotility, diarrhea).    From Wordnik.com.  [Ode to Bagged Spinach] Reference