By applying Young Again@ technology, it effectively stimulates hair growth, enhances scalp’s  metabolic rate and strengthens scalp’s peripheral blood vessels. Meanwhile, it reduces hair loss, hair split and appearance of grey hair. Only 20 minutes, you can get rid of your baldness due to hereditary or pressure and regain your strong, smooth hair! The effectiveness of this medical technology has been approved by medical journals and international certifications (US FDA Certificate, European ISO Certificate, European CE Certificate, Australian TGA and Canadian CMDSAS Certificate), which is safety and reliable.