As we age, our skin gradually loses elasticity due to a decrease in collagen and elastin production. This can result in sagging or drooping skin, including the upper arms. Some individuals may be genetically predisposed to having loose skin or a tendency to store fat in the upper arm area, making them more prone to developing bingo wings. Hormonal imbalances, such as those experienced during menopause, can affect the skin’s elasticity.
Significant weight loss followed by weight gain or fluctuations can lead to its development.