Please consult a psychiatrist as early as possible

Hi, Yes very much possible.. if no other infection symptoms like fever , cold etc are present If body chills (shivering/tremors) are present along with fear, throat dryness, sometimes breathing difficulty.. it is.probably anxiety For insomnia practice sleep hygiene and relaxation techniques Good sleep hygiene practices include: Limiting daytime naps to 30 minutes Avoiding stimulants such as coffee tea and cigarettes close to bedtime Exercising to promote good quality sleep As little as 10 minutes of aerobic exercise, such as walking or cycling can drastically improve nighttime sleep quality. For the best night's sleep most people should avoid strenuous workouts dose to bedtime Staying away from food that can be disruptive before sleep. Heavy or rich foods, fatty or fried meals, spicy dishes, citrus fruits and carbonated drinks can trigger .Indigestion for some people when this occurs close to bedtime it can lead to painful heartburn that disrupts sleep Ensuring adequate exposure to natural light. Exposure to sunlight during the day, as well as darkness at night helps to maintain a healthy sleep wake cycle Establishing a regular relaxing bedtime routine. Regular nightly routine helps the body recognize that it is bedtime This could include taking warm shower or bath reading Making sure that the sleep environment is pleasant and cool, with adequate temperature.

Need to be evaluated

Yes such long hours of no sleep may cause chills and generalized tiredness and sluggishness

Hi, Insomnia does not directly cause body chills. Lack of sleep leads to a whole lot of other psychological problems including anxiety disorders and depression. Kindly see a psychiatrist for detailed evaluation.