My family are so weirdly stoic about death

We aren't people who fall into tears or despair. Rather we just get quietly ill. When my dad died my mom didn't cry, she simply developed a chronic gut issue.

Now my wife's uncle has passed and he wasn't super close but a good man I really did like. Reclusive quiet very chatty guy who just wanted to play with Apple products and his guitars.

We're heavily involved in sorting out his estate and it's all sad and weird but we're just .. fine. Until I wake up with a pounding headache and upset stomach and realise it's entirely stress response I wasn't aware of. Poor guy was diagnosed

Just ruminating tbh I'm not even sure if there's something wrong about this. Just how I process ig