What should i do in 40s? Your 40s can be a pivotal time in your life, as you are likely to have gained significant life experience and have a good understanding of who you are and what you want. Here are some suggestions for things you might consider doing during this time: Invest in your career: If you haven't already done so, now is the time to focus on building your career. Consider taking on new challenges and responsibilities, and invest in your professional development by taking courses or obtaining new certifications. Focus on your health: Make sure you are taking care of yourself by eating a healthy diet, getting enough exercise, and scheduling regular check-ups with your doctor. Strengthen your relationships: Your 40s are a great time to strengthen your relationships with family, friends, and colleagues. Make an effort to spend quality time with the people who matter to you, and communicate openly and honestly with them. Pursue personal growth: Consider taking up ...