trust me, you will know when it's bad. There are few things in this world that smell as bad as a rotten potato. It may also be slimy. Those 'barnacle things' are fine. The potato is a root, those things are just shoots. Rub them off and you'll be fine.
Malignant hyperthermia (MH) is a rare, inherited skeletal muscle syndrome that presents as a hypermetabolic reaction triggered by exposure to volatile anesthetic gases or the depolarizing muscle relaxant, succinylcholine. 1,2 The incidence of MH is difficult to quantify.
Sometimes there is no classical vasovagal syncope trigger, but common triggers include: Standing for long periods of time; Heat exposure; Seeing blood; Having blood drawn; Fear of bodily injury; Straining, such as to have a bowel movement; Prevention. You may not always be able to avoid a vasovagal syncope episode.