Sleep apnea symptoms can include loud recurring snoring, pauses in breathing, choking or gasping during sleep, morning headaches, dry mouth, daytime tiredness, and poor concentration….

Insomnia symptoms include difficulty falling asleep, waking repeatedly, waking too early, or sleeping without feeling restored. The daytime effects may be equally disruptive: poor concentration,…

Bipolar disorder symptoms involve distinct changes in mood, energy, activity, sleep, judgment, and functioning—not ordinary emotional ups and downs. Episodes may include mania, hypomania, depression,…

Sinusitis symptoms often include nasal blockage, thick drainage, reduced smell, facial pressure, headache, and discomfort around the cheeks, eyes, nose, or forehead. A viral cold…

Malaria symptoms commonly include fever, chills, sweating, headache, tiredness, muscle aches, nausea, vomiting, and sometimes diarrhea. Symptoms may feel like influenza and may be mild…

Migraine symptoms can include moderate to severe throbbing or pulsing head pain, nausea, vomiting, and sensitivity to light, sound, or smells. Some people develop aura,…