Is Hand Tremor Always A Sign Of Parkinson’s Disease?
Hand tremor is not always a sign of Parkinson’s disease; it’s just one of several possible causes, and essential tremor is actually more common across the general population. Tremors vary based on whether they show up at rest or during movement, whether...
How Does Stress Trigger or Worsen Migraine?
Stress triggers migraine by activating the hypothalamic-pituitary-adrenal axis, flooding the body with cortisol and adrenaline that lower the pain threshold along the trigeminal nerve pathway. This hormonal surge tightens neck and scalp muscles, narrows blood vessels,...
How Does Parkinson’s Disease Affect Sleep?
Parkinson’s disrupts sleep through multiple, overlapping mechanisms: dopamine depletion, REM sleep behaviour disorder, and motor symptoms like nighttime stiffness, cramps, and difficulty turning in bed. Over 75% of patients report significant sleep disturbances,...