Theradome Helmet Fights Hair Loss With Lasers

Theradome, a laser-equipped helmet, stimulates hair growth

Innovator: Tamim Hamid  
Age: 50 
Founder and chief executive officer of Theradome, a startup in Pleasanton, Calif., with a dozen employees.

Form and function: Theradome, approved by the Food and Drug Administration, is a lightweight plastic helmet that can limit hair loss, using a laser technology to deliver light therapy in 20-minute sessions.