Health

Conjoined twins Tatiana and Krista may see through each other’s eyes and even share unspoken thoughts

Promising to ‘be there’ doesn’t mean dropping off one casserole, then vanishing

A parasite linked to cats can make people reckless, aggressive, even suicidal

Parents who believe homosexuality is biologically determined tend to cope better

Breast cancer awareness campaigns have become provocative—sexy, even

A Harvard-trained M.D. talks about going ‘crazy’ and the struggle to stay sane

Dan Hill on the craziness of families, fame—and therapists

Around the world, happiness dips in mid-life. But how Canadian boomers experience it may be very different.

Researchers are working on a more individual approach to each tumour

At what age should women begin getting annual mammograms? Researchers disagree.