New Swedish olfactory study clearly shows biological involvement in sexual orientation. “When sniffing a chemical from testosterone, the male hormone, portions of the brains involved in sexual activity were activated in gay men and straight women, but not in straight men, the researchers found. When they sniffed smells like cedar or lavender, all of the subjects brains reacted only in the olfactory regions that handles smells.”
Arianna Huffington’s Huffington Post huffs and puffs into the blogosphere.