KSQD 5-17-2023: It’s tick and Lyme disease season! Advice to deter and treat; A genetic mutation prevents onset of Alzheimer’s symptoms even when beta amyloid amount is high; Advice for varicose veins; Lower mortality is associated with walking only a couple of days a week; Blockage in the popliteal artery, that feeds the feet, should be monitored and fixed with a stent; Doctors should reveal financial benefits from pharmaceutical and other medical corporations -- some get exorbitant amounts; Disposing of cellular debris is an important factor in aging and not just for Alzheimer’s disease; New antidote for death cap mushroom is made using CRISPR for screening candidates