shows a healthy habit, because eating vegetables are good for our health. They help us to maintain a healthy weight and have a healthy heart and skin

shows an unhealthy habit, because sleeping late, or having your laptop on while sleeping has a bad effect on the quality of your sleep, which in turn may damage your health in the long run

shows a healthy habit, because working out regularly helps you to keep fit, maintain a healthy weight, develop muscles, etc

shows an unhealthy habit because eating fast food or eating too much of it is not good for your health. Fast food is not good for our heart and digestive system. It can lead to obesity/being overweight, or heart diseases