Hashem loves you, always, and He desires all the time to do good with you.
You need to exert yourself just a little beyond your nature — just a little bit and no more — and that is how you will become more connected with Hashem, and then He will give you all your needs.
— Rav Itamar Schwartz
https://question.bilvavi.net/blog/2021/08/11/difficulty-with-physical-exertion/