Word Origin and History for infirm Expand. adj. late 14c., weak, unsound (of things), from Latin infirmus weak, frail, feeble (figuratively superstitious, pusillanimous, inconstant), from in- not, opposite of (see in- (1)) + firmus (see firm (adj.)). Of persons, not strong, unhealthy, first recorded c.1600.
There are 390 calories in a 1 muffin serving of Tim Hortons Lemon Poppyseed Muffin. Calorie Breakdown: 35% fat, 58% carbs, 6% prot.
Costco's blueberry muffins are rich in calories, with each muffin providing 600 calories, or 30 percent of the daily suggested intake, based on a 2,000-calorie diet. The muffins provide 32 g of total fat, which is nearly half of the American Heart Association's maximum suggested fat intake.