# My sister killed it.

By [chinesedropbear](https://paragraph.com/@chinesedropbear) · 2022-05-13

---

The findings of a new study that looked at the heart of a swimmer vs the heart of a runner underscored how sensitive our bodies are to different types of exercise.

I love thinking.

---

*Originally published on [chinesedropbear](https://paragraph.com/@chinesedropbear/my-sister-killed-it)*