Camping is fun till you are chilled to the bone and there is no option other than waiting for the sun to rise so you could pack your stuff and leave for home.
Some people learn through trial and error. They have to go through tough times before becoming a pro, then there are people who research about the things that they are planning to experience in near future.
So, if you are planning to go on camping in winter but afraid of the cold, then you must read this article ‘How to insulate your tent’, which is written after extensive research to help you enjoy your camping trip.
Thermal Shield inside of the tent