Heat damage has to be a naturalista’s greatest fear — besides breakage, of course. If you have tight or kinky curls, you’ve probably relied on a blow dryer, diffuser or flat iron to retain length or ...

Busayo Olupona has vivid memories of emigrating to Davis, California, from Nigeria with her family when she was 12 years old, down to the way she wore her hair. “I had circular bantu knots tightly ...