Stress related hair loss is a widespread concern for many people, with effective treatment options still developing (Xiao et al., 2024). To better understand how stress can result in hair loss, I’m going to explore the relationship between stress and immune system activity, focusing on the role of macrophages and mast cells in stress-related hair loss. Accumulated evidence now supports the idea that the sympathetic nervous system (SNS) regulates the immune system through cate

In recent years, science has uncovered a hidden world living right on our skin—including our scalp. This world, known as the scalp...

When facing hair loss or scalp issues, it’s easy to feel overwhelmed by the sheer number of treatment options out there. From...