Loneliness, Desperation, Depression

Seasonal Affective Depression (SAD) or Winter Depression is common among people and it is worse for the people coming from warmer regions. You may Eat more, sleep more, feel lack of energy and may have lot of anxiety or phobias. You may have several options that you do not loom in this stage and cause harm to your emotional and Physical well being:

Step out to enjoy sun. You can do so just sitting in your car also.
Well lit your home
Do Yoga, stretch exercises, brisk walking etc.
Internet is your friend.
Write content, Blog
Socialize online/offline
Explore your talent, cultivate hobbies
Recreate yourself. Humor and Entertain yourself
Make a trip to warmer regions