Anxiety is the actual subject here, and one post drops the general tone entirely to describe his own panic attacks and what he wants out of a life that keeps being interrupted by them. Everything else in that run reads differently once you have seen it.
The techniques are practical rather than clinical. Breathing exercises are set out step by step. Five things you can do at home when it starts. A comparison of medications for somebody who has been told to choose one and has no idea how.
Sleep gets the strongest argument on the blog. He makes the case that it is the easiest habit to change and the one that makes every harder habit possible, and he is right about which resolutions people abandon first.
The health writing around it covers yogurt, water and acid reflux in ordinary detail, and there is celebrity gossip that belongs to a different mood.
Read the personal anxiety post, then the breathing one.