Adhd refers to attention deficit, hyperactivity disorder, and this is more over a childhood disorder.
If you have not suffered this in your childhood, then there are close to 0 chances that you will be having ADHD in your adult hood
The struggle with brain and emotional problems can be because of anxiety which can be further categorised after knowing some more details from you
Next Steps
In this case, you should take a proper consultation from a psychologist who will be helping you out with the proper evaluation and assessment of illness, and will also make a proper diagnosis with an intervention report to help you out.
Health Tips
Till then you can just follow some basic self care routine. Start prioritising your work according to priority.