Hello Friend, Good that you are seeking a help here. Such symptoms are quite common in one's Professional career. You would have faced and handled such suitations in the past and would haven't  worried about it. . But the  reason why you are taking such issues so  serious  now, may be due to your midlife crisis which is a common phenomenon for men in 40s. Everyone undergo this phase, due to commitment, job stress, job security, social pressure and many more factors. Good news is, it's manageable if you isolated the real reason. May be you can consult any psychology counselor to understand this better in your context and explore solutions. You can reach me online for further evaluation.