Harvest the Old Man's Beard Lichen, craft a bandage with it (3 Herbs and 1 Normal Bandage), then use it through the "First Aid" menu. Note: You do not need to be injured to do so.
Use the following plants to craft the corresponding healing item. Rose Hips (small red berries that grow on bushes) Old Man's Beard Lichen (found hanging from trees) Sometimes and with good aim, you can shoot the bear at very long range and instead of charging at you, it will just run away. Tracking the bear is tricky, save after it flees and try to track him, if you cant find it by going one way, reload and try going another way until you find it again. You can see if an encounter was successful by checking the logs (the mission details has a counter) When you are getting close to the area where the bear is waiting for you, the game will autosave, use this to notice that the bear might be near. Additional Tips: Save often and in different slots and try different things. Remember, no matter how many times you shoot the bear, it will not die until you scare and follow it SIX times into clearcut, where the final encounter is supposed to happen. You will notice green boxes with supplies in the areas the bear is supposed to have an encounter with you. Track and follow the blood to the next area. One hit! Dont waste bullets! Once you hit the bear, you need to find somewhere safe, either try to move to a tree or a hard to get cliff, with luck and skill, the bear wont get you and it will move to the next stage. The old bear is no ordinary bear, you need to fight the bear six times at different spots, in each stage, you need to shoot the bear and avoid its rampage. This is a very tricky thing to do if you dont know the scenario's mechanics.
You can take out your sleeping bag and rest for twelve hours. Get more firewood and add it to the fire when you have the time. If desired, sleep or try to get some fish out of the hole.
Put in all the gathered firewood so the fire will burn for at least eleven hours. Place a fireplace directly in front of the fishing hut's entrance and light it. Go to the fishing hut and begin to gather firewood. You will also require food, water, and also fishing equipment. Have your best clothing and items to make a fire, except for the wood itself. Wander around Coastal Highway or any area with a fishing hut.