Why Heat Beats Ice for Workout Recovery & Healing

Ice is to physical soreness like alcohol is to emotional ailments. People are quick to resort to it as a band-aid for pain or discomfort. Yet, just as a bottle of wine will only make a person feel better temporarily, ice is also a security blanket that doesn’t get to the root issues of healing. […]

Do Blondes Have More Fun? Are Redheads Spunky?

Most people who have more than one child—or at least one sibling—have thought about the effects that birth order have on people. Older kids are supposedly more compliant and want to please, middle kids are the great negotiators, and so on. There’s almost always a grain of truth in every stereotype, but what about hair [...]

Do Blondes Have More Fun? Are Redheads Spunky?

Most people who have more than one child—or at least one sibling—have thought about the effects that birth order have on people. Older kids are supposedly more compliant and want to please, middle kids are the great negotiators, and so on. There’s almost always a grain of truth in every stereotype, but what about hair color? Do blondes really have more fun? Do redheads really have more fiery personalities? Two fascinating studies may shed some light on both of these questions.

do blondes have more funIn the first, researchers looked at whether hair color could affect the results of hair tests for illegal drugs. Urine tests are routinely used for that purpose, but thousands of people every year have hair tests. First, they’re less invasive. Second, while traces of drugs aren’t detectable in urine after just a few days, they stay in the hair until it gets cut off or falls out. So Douglas E. Rollins from the University of Utah and his team collected hair samples from 24 men and 20 women with black, blond, brown, or red hair. They then gave the subjects about a tablespoon of codeine syrup three times a day for five days. After that, they collected hair 1, 4, 5, 6, and 7 weeks after the last dose of codeine.
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