Early aging can come up due to a number of reasons such as bad diet, unhealthy lifestyle, and many more. Often such things can lead to inflammation in the body that can lead to having signs and symptoms of early aging such as sagging skin and so on.
Also, a number of times, diseases that has been driven unhealthy lifestyle such as thyroid can also lead to early aging. This is because if you have the condition of hypothyroidism, there are high chances that you will experience inflammation in the body. As mentioned earlier, inflammation can lead to early aging.
Though it is still not a completely proven fact, there are some experts who consider the fact that thyroid can lead to early aging. So, if you have thyroid, you should start with a healthy diet and a healthy lifestyle along with the right medicines if you wish to avoid such early signs of aging.