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.
If you can't resist the lure of blueberry muffins, settle for a mini version to spare your waistline. These muffins are about 1.25 inches in diameter, and have just 64 calories each. Small, 2.75-inch muffins are also a smarter choice at 249 calories each.