A pound of fat contains roughly 3,500 calories, so a 500-calorie-a-day deficit will cause you to lose about 1 pound each week. You can achieve this by eating 250 fewer calories than usual -- provided your weight is steady on your current diet -- while burning about 250 extra calories per day with cardio.
The heat cycle of the female dog has three parts and lasts about 3 weeks. The first part lasts anywhere from 3-14 days during which a bloody discharge and swelling of the vaginal area are usually seen. Next the dog will become receptive to being bred and actively may seek out a male dog.
Dogs are usually in heat for 21 days. Female dogs have a cyclic sexuality that is independent of season unlike most animals. As for the male dogs, they do not have any cycles and are always ready for intimacy like most males of any species including human beings.his stage lasts for ten days and once it is over the dog will remain out of heat for the next 6-8 months. Further reading: http://ianswerit.org/2013/11/17/long-dog-stay-heat/.