It's because Lyme messes with the brain and affects executive function, which causes impaired motivation/follow-through. I have it too...there are things on my list of things to do that have been there for a long time...but I just can't seem to muster the motivation to actually get them done.
Sorry to see that you're on your 3rd bite/Lyme battle...that sucks!
Chronic Lyme & Bartonella, Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication/Chemical Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD ("Secondary Lupus-Like Syndrome"), Osteoporosis, etc.; G-Tube; TPN via PICC (trying again to wean off the TPN).
Meds: IV Cipro, Heparin (to flush PICC line), Singulair, Claritin, Domperidone, Colloidal Silver, probiotics, digestive enzymes, Milk Thistle & other liver support herbs, Magnesium, Progessence+ (wild yam + essential oils), Moducare, homeopathy.