1) A person who refuses to help can be described as uncooperative, selfish, or indifferent. They may lack empathy or a sense of responsibility towards others.
2) A person who eats a lot of fast food and sugar may be described as unhealthy, lacking in self-control, or having poor dietary habits. They may be at risk for various health issues such as obesity, diabetes, and heart disease.
3) A person who says bad things about his friends could be described as gossipy, two-faced, or toxic. They may lack loyalty, trustworthiness, and respect for others.
4) A person who doesn't do well in their career may be described as underachieving, unmotivated, or lacking ambition. They may struggle with job performance, advancement opportunities, and overall success in their chosen field.
5) A person who doesn't do any exercise or sport may be described as sedentary, inactive, or physically unfit. They may be at risk for health problems related to a lack of physical activity, such as obesity, cardiovascular disease, and poor overall fitness levels.