<human>:  How can I stay warm during winter days?
<bot>: An easy way to stay warm during winter days is to dress in layers so you can easily adjust the amount of clothing you're wearing. Make sure to wear a hat and scarf to help keep the heat in, and consider investing in a good coat or jacket for extra warmth. If you have access to a fire or other sources of heat, take advantage of them when you can. You can also try adding blankets to your bed or using hot water bottles to help stay warm.