New research suggests some protein powders contain high levels of toxic metals. We spoke to an expert to find out more about ...

I've decided to make dancing flames. It's done by burning a mixture of aluminum, copper sulfate and hydrochloric acid.

Gym goers can sometimes be seen clutching protein shakes as if in possession of a magic muscle-building elixir or a tin of Popeye's spinach, gulping down mouthfuls between sets and furtive mirror ...