Hormone: Leptin. One of the many hormones produced by your fat cells is leptin, which plays a role in appetite control. Research has found that excess body fat can cause a condition known as leptin resistance, which means your brain isn't affected by leptin even though your body contains higher levels of it.
Check out these 9 pet birds that are perfect for children. Pacific parrotlets make great pets for older children. panupong1982/iStock/Thinkstock. I had my first pets around 8 or 9 years old, and I was a horrible pet owner. I hated having to feed and water my pet rabbits and clean their cages everyday. I would forget at times.
Ferrets make good pets for families where both individuals work. In pairs, ferrets are good at entertaining themselves. Having a ferret is not an all-consuming activity - they are not needy pets as are some larger breeds of dogs and parrots. Yet ferrets require a high degree of commitment and responsibility.