Staring into the abyss

Relatives of people with Alzheimer's may have a much higher risk of developing it themselves, new research suggests. Sarah Ebner on what it is like to care for a sufferer - while wondering if you are next

Is anybody out there?

More and more of our children are being diagnosed as autistic, though experts cannot agree on why it is happening. Are we getting better at spotting the signs earlier - or on the brink of an epidemic?

Doctors’ disorders

Tim Radford revisits a dark age of quacks and quips in Bodies Politic: Disease, Death and Doctors in Britain 1650-1900 by Roy Porter

How to make a genius

The Medical Research Council's lab is a world leader. So what's its secret? By Lee Elliot Major

Butt out

Theodore Dalrymple on why hospitals are wrong to stop patients smoking

Want to live to be 100?

The islanders of Okinawa live longer than anyone else on the planet. And they stay fit, active and happy long into old age. Now a new book reveals their secrets. Emily Wilson reports.