Most of us master shoe-tying in elementary school and don’t give our laces much thought after that. If your hiking boots start to wear on your feet in uncomfortable ways, though, you’ll be glad to learn a few new lacing tricks that could help improve .
If the SHTF, antibiotics will be scarce, which means many people could die from minor infections. Learn to make your own antibiotics. - I'm allergic to penicillin but my children aren't so this is definitely going in my book