These are the best way to overcome anxiety :- Relax diaphragmatic breathing - This will calm you down Drink lots of water Go for a walk Work on your stress Look after your body Limit alcohol and caffeine Eat healthy food Relax your body as much as you can Remember your anxiety attacks, more you calm down they ends Accept that you can’t control the things Be in present moment Be grateful for whatever you have Over thinking is caused due to fear, when you focus on negative things that when stress gets elevated and your judgement get cloudy. The first step is to start keeping a journal and write everything in that journal. This will bring you awareness, distract yourself into happiness instead of visualisation that things goes wrong shift tings what can go right and keep thinking those, try things like dance, meditation, exercising, painting. Change your perspective about failure, remember every opportunity is a new beginning. And a certain change are there you can’t change and no body predict the future. Above all be grateful whatever you have

Consult Psychiatrist.

I am of the opinion that you should get yourself assessed by a Psychiatrist and if he/she finds out your problem to be mild then it can be managed with non-pharmacological intervention, if it's moderate to severe then tou definitely need to be started on medication, which will help you get relieved of Anxiety definitely. I hope you get well soon!

You are aware of your own general nature but now what you are describing what you are going through currently is probably due to some stressor in your life which has been building up for a few months. You can try distracting your thoughts to some neutral things whenever you feel anxious. Deep breathing and focusing on your present surroundings at the moment will also help. However, if these simple techniques are not helping you out and your symptoms keep worsening, you should get an individual, professional consult from a registered psychiatrist or a psychologist.

Due to the circumstances this year, anxiety had increased not only in people who were already having anxiety related issues but also in many new people. You can practise relaxation and seek a psychiatrist help if the anxiety is hindering in your day to day activities