Containing up to eight times more minerals than most sea water, the Dead Sea is the saltiest in the world. It’s believed that this, combined with the unique atmosphere in the area, is the secret of its success. Even before Roman times, the Dead Sea had attracted spa-lovers from far and wide. Today, scientific evidence proves that the Dead Sea can help treat a host of common illnesses. Typical conditions range from joint pain and arthritis to psoriasis and heart problems. This is because the Dead Sea contains 33 per cent salt and a wealth of magnesium, calcium, potassium and other minerals. It is these minerals combined with the salt, sun and.