Reddit reviews Beyond Death Anxiety: Achieving Life-Affirming Death Awareness

These are normal thoughts to have, and it's healthy that you're confronting your own mortality. Check out some of these books. They might be useful in helping you deal with your existential dread/worries.

Staring at the Sun: Overcoming the Terror of Death

Beyond Death Anxiety: Achieving Life-Affirming Death Awareness

The Worm at the Core: On the Role of Death in Life

At some point, you'll have to accept that you and everyone you know will die, and given that fact, you'll have to come to terms with what that means and how you should live your life accordingly. It's not an easy task, but you have to be brave and really face what's in front of you right now, namely the terror of knowing that you will die one day. I promise you it's not a cosmic joke what you're going through, but rather a necessary process for living a more authentic life and becoming a more authentic being. Because we die, this life matters much more than you previously thought. It's a painful but important thing to realize, and I feel for what you're going through, maybe tantamount to how Neo must have felt when he woke up from the matrix.

Lastly, I think this video might be very relatable to what you're going through right now as well.

https://www.youtube.com/watch?v=z3tHo2rQ9Y4

Best of luck, and hopefully you find some of these resources helpful.