& Pontillo, A
It crystallises at temperatures below 18 C and becomes liquid again at 19 to 22
Under hypoxic conditions, calcium (Ca 2+ ) and magnesium (Mg 2+ ) are key to preserving erythrocyte membrane deformability
Without testing, there is no way to distinguish between B12 deficiency and other causes of similar symptoms, no way to determine the severity of deficiency, and no way to select the most appropriate delivery method
Signs I don't want patients to ignore If any of these sound familiar, it's time to move beyond general advice and get evaluated: Loud persistent snoring especially if a bed partner notices pauses, choking, or gasping Morning headaches that happen often or feel tied to poor sleep Severe daytime sleepiness including dozing off unintentionally Waking with jaw pain or facial tension on a regular basis Dry mouth on waking which often points to mouth breathing Repeated awakenings with a sense of panic, air hunger, or a racing heart Tooth wear, clenching, or grinding that keeps progressing despite a night guard Restless, unrefreshing sleep even when time in bed seems adequate A major reason not to delay is that poor sleep can reflect something undiagnosed