Question by Edward: How can I rejuvenate receeding hair for someone who’s just 18? Best answer: Answer by Sur La MerBefore I respond read the following: Personality & health risks. There is a strong belief among some people that a person’s hair color can tell you some about their personality. A new study out of Harvard suggests hair color can also tell you about a person’s health risks Top doctors say you can tell a lot about a person’s health from their hair color: -Blondes have a higher risk of melanoma, especially on their scalps, and should always wear a hat in direct sunlight. -Brunettes are more likely to suffer from hair loss, and can help prevent it by getting enough iron (dark leafy vegetables are high in iron). -And a Harvard study finds redheads may have a 90% greater chance of developing Parkinson’s Disease because of a specific gene…