Smoking
Smoking damages your skin cells and can lead to wrinkles
Excessive alcohol consumption
Excessive alcohol consumption can dehydrate your skin and make you look dull
Lack of sleep
Lack of sleep can cause dark circles under your eyes and make you look tired
Poor diet
Poor diet can lead to weight gain and can also cause your skin to look unhealthy
Sun exposure
Sun exposure can cause wrinkles, age spots, and skin cancer
Stress
Stress can cause premature greying of hair and can also make you look older
Sedentary lifestyle
A sedentary lifestyle can lead to weight gain and other health problems that can contribute to premature aging
Dehydration
Dehydration can make your skin look dry and dull
Not wearing sunscreen and moisturizer
Not wearing sunscreen can damage your skin and increase your risk of skin cancer. Not using moisturizer can make your skin dry and wrinkled.