Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Most people do not need to wash their hair every day. Straight, thin hair may need more frequent washing than curly hair. Teens and young adults ...

The pursuit of healthier, fuller hair often leads people to explore various products, treatments, and practices, but there’s a key natural element that’s frequently overlooked, scalp oils. Sebum, the ...

Hair care routines can be a contentious subject, and experts are often divided on how frequently people should wash their hair. Some argue that excessive washing strips natural oils, while others ...

The scalp hosts a diverse microbial community, and its unique environment is shaped by sebum, moisture, and acidic pH. These microbes, including bacteria and fungi, can influence scalp conditions ...