Fishing line guide : r/coolguides

A cool guide about the Visibility of different color swimsuits underwater. : r/coolguides

A cool guide on sushi etiquette : r/coolguides

A cool guide comparing cargo transport capacity : r/coolguides

BBQ / Smoking Guide : r/coolguides

A cool guide to date labels on food : r/coolguides

How to sharpen a knife : r/coolguides

A cool guide to the Gaza's terrestrial and maritime borders : r/coolguides

The Sailor's Guide to Knot Tying : r/coolguides

25 Of Reddit's 'Cool Guides' That Might Be Useful Someday

Sailing hitch : r/coolguides

Food Chain : r/coolguides

Guide to stir-frying : r/coolguides

A Cool Guide To Anxiety Recognition : r/coolguides

Fishing guide : r/coolguides

A cool guide to deal anxiety/panic attack. These are quick fixes and not to address the root cause. Any remedies that worked for you, if you had any experience. Source and details