ALT Blue background with white text reading: "H = health". Below, black text states: "Physical health plays a major role in sleep quality. Chronic pain, long-term illness, and some medications can disrupt rest. Mental health can also have a significant impact." A white, sketched heart is in the lower right corner.

ALT Purple graphic with text: "E = environment" in bold. Below, it advises creating a cool, dark, quiet bedroom, using eye masks and ear plugs, and limiting screen time before bed. Illustrations of an eye mask and a smartphone are included.

ALT Purple background with white text: "A = attitude." Below, text reads, "Mindset and stress management play a key role in good sleep. Mindfulness and relaxation techniques can help reset your mind if you find yourself worrying in bed." At the bottom, a white line drawing of a rolled-up yoga mat and a cloud representing a relaxed mind.

ALT "L = lifestyle" text on a blue background. The image includes a description: "Moving during the day, eating a balanced diet, moderating alcohol and caffeine, and keeping a regular sleep schedule can all improve sleep quality." Below are simple line drawings of a steaming cup, a clock with an arrow pointing to a chair.