About 1 million young people in the UK are not in education, employment, or training—often referred to as NEETs. This situation can have lasting effects on their mental and physical health, as well as their future earnings. It also poses economic challenges, as these young people may struggle to find stable jobs or contribute to the workforce. With growing concerns about youth unemployment, the government faces pressure to address this issue. However, understanding the root causes of NEET status is crucial to developing effective solutions. Most research on NEETs has focused on factors like academic performance, family income, and access to job opportunities. However, recent studies suggest that social relationships during childhood may also play a key role. Social isolation refers to having few or no social connections, while loneliness is about how someone feels about their level of connection. A child can be socially isolated—cut off from peers—without feeling lonely, just as someone with many friends might still feel lonely if their relationships don’t meet their emotional needs. These two concepts can overlap but are distinct, and both may influence a young person’s future. Research has shown that loneliness and social isolation can affect a young person’s mental health and educational outcomes. A study that followed 2,232 individuals from childhood into young adulthood found that social isolation at age 12 had a strong link to fewer qualifications and lower employability by age 18. This impact was even stronger than other risk factors, such as mental health issues. The most socially isolated children were nearly 2.4 times more likely to be NEET by age 18. These findings suggest that social isolation itself, rather than just the emotional effects of loneliness or other factors, may be shaping young people’s life chances. Some theories suggest that loneliness might help socially isolated children reconnect with others, similar to how hunger motivates us to seek food. However, the study found that loneliness did not lead to greater social reconnection. Isolated children who felt lonely at age 12 were still isolated at age 18, possibly because they withdrew further or faced challenges like social anxiety that made it harder to build new connections. This highlights the need for direct intervention rather than relying on young people to overcome isolation on their own. With youth employment and NEET status becoming a growing policy priority, the findings suggest that social connection should be a key part of any strategy. The UK government has already invested £2.5 billion in improving youth employment, focusing on skills and job opportunities. However, building positive relationships and addressing social isolation early on could be just as important. Schools and youth services are often in a good position to identify and support socially isolated young people before issues escalate. The study underscores the importance of tackling loneliness and isolation directly, rather than assuming they will resolve naturally.