Yes, happiness definitely has positive effects on people. When people are happy, they tend to have better mental health and feel less stressed. This can also help their immune system, making them healthier overall. Plus, happy people often do better at work or school because they are more productive and creative. Happiness also helps people get along better with others, making their relationships stronger.

Yes, happiness can also have some negative effects. Sometimes, when people are too happy, they might become overconfident and take unnecessary risks. They might also become complacent and lose motivation to improve or work hard. Additionally, being too focused on happiness can lead to ignoring important issues or problems that need attention.