2. Stress: Emotional stress, anxiety, or tension can cause muscle tension and twitching, including eyelid tremors. 3. Caffeine and alcohol: Consumption of caffeine or alcohol can disrupt the normal functioning of the nervous system and lead to involuntary muscle contractions, including eyelid tremors. 4. Dry eyes: Dry eyes can cause irritation and discomfort, leading to eyelid twitching as a reflex to soothe the eyes. 5. Eye strain: Prolonged periods of focusing on a screen or reading can strain the eye muscles and trigger eyelid tremors. 6. Nutritional deficiencies: Lack of certain nutrients, such as magnesium or B vitamins, can affect muscle function and lead to eyelid tremors.