A failure to attend to one's own health or well-being.

अपने स्वास्थ्य या कल्याण की देखभाल न करना।

English Usage: His self-neglect led to serious health issues over the years.

Hindi Usage: उसकी आत्म-उपेक्षा के कारण सालों में गंभीर स्वास्थ्य समस्याएं हो गईं।