I can't sleep in the night...what i will do?

Many possibilities: Need to determine cause of the insomnia. Can include: stress, illness, emotional or physical discomfort, factors like noise, light, or extreme temperatures, depression and/or anxiety. Maintain regular sleep schedule, avoid caffeine, avoid late night exercise and late meals. May try herbal caffeine free tea, melatonin, warm glass of milk. Best to avid prescription medications.

See your physician: There are various sleep disorders which could cause difficulty falling a sleep or maintaining a sleep. I can appreciate your concerned about your health, but finding a proper diagnosis and treatment may be the answer to your worries. Rec.: see your physician or sleep specialist for examination, sleep study and diagnosis.