Nearly 40 per cent of workers reported that their employers had not provided them with any measures to help prevent heat stress, an NGO has found, more than a year after guidelines to help stop heat stroke at work were introduced. The Association for the Rights of Industrial Accident Victims interviewed 470 frontline workers from late June to mid-August, and also found that 46.7 per cent of workers had felt unwell due to heat stress at work, with symptoms such as dizziness, headache, nausea, rapid breathing and confusion. Last May, the Labour Department introduced the Guidance Notes on Prevent…