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.
The bran muffin has 420 calories, 20 grams of fat and only trace amounts of fiber, while ham, egg and cheese on an English muffin clocks in at 300 calories and 12 grams of fat, with the added advantage of a boost of protein to jump-start metabolism in the morning.