What’s really up, doc?

Parkinson's disease is often misdiagnosed, according to new research. But it's not the only illness that doctors find confusing, as Peta Bee reports.

The right stuff?

A survey this week shows that a cheap pedometer can overestimate the number of steps you take by up to 1,034%. So when is it worth paying for top-of-the-range fitness products? Peta Bee investigates.

How to…tone up your legs

Peta Bee: Do go running. It strengthens the hamstring, quadriceps, iliopsoas muscles at the front of the hips, calf and the gluteus maximus muscles with every stride, creating streamlined legs.

Cycle rides

Tibet | Morocco | Switzerland | France | Lake District

Body strategy

Your questions answered by fitness expert Joanna Hall.

There aren’t a lot of different things you can do on an exercise bike

Tim Dowling: There is a sign on the wall of the gym that says DO NOT MOVE THE EXERCISE BICYCLES, as if someone might try to borrow one to run errands. I've always thought of the stationary bicycle as more of a Dadaist comment on the modern condition than a fitness tool. I never go anywhere near them.

How to get …

Peta Bee: The do's and don'ts of getting a beautiful bust.

The great leap backward

If your fitness regime isn't progressing very fast, you may be going the wrong way about it - literally. By Peta Bee.

How to lose … your fat back

Peta Bee: Do stretch. Tightness in other muscles, including the hamstrings (back of the thighs) or hip flexors, can pull the back out of alignment and weaken its muscles. Perform the child's pose yoga stretch daily.

Seven ways to a healthy heart

Making sure the beats go on is not quite as hard as you might think, says Peta Bee. So there's no reason not to act.

Walk this way …

It is one of the easiest and least stressful forms of exercise you can do. But is walking really enough to get you fit? Only if you do it right, says Peta Bee.

Body strategy

Your questions answered by fitness expert Joanna Hall.

The global health service

Whether you agree with it or not, medical tourism is booming. In a trailblazing case this week, one woman even won the right to an NHS-funded hip operation abroad. Peta Bee lists some of the most popular destinations.