Being an IT professional, I need to sit in front of my laptop for long hours. that long hours may be more than 12 to 14 hours .sometimes during the last phase of projects those hours can grow future. please tell me some preventive measures to avoid that. my eye sight is proper 6/6. I don't have specs. do there exists some special glass for specs ?
sort by best latest
You can help the HubPages community highlight top quality content by ranking this answer up or down.