Suggestions

• Change working hours to start earlier
• Plan heavy work to start during ¿cooler¿ period
• Provide cool/shaded rest area close to the workplace and encourage workers to take short but frequent breaks
• Provide plenty of cool drinking water and encourage workers to drink every 15 to 20 minutes.
• Clothing: Light cloth, absorbing cotton, long sleeve 
• Sufficient sleep and good nutrition are important to maintain heat tolerance.