Early-Stage Lung Can,cer May Not Begin With a Cough: Watch for These 5 Common Warning Signs Instead

known medically as Horner syndrome, may occur when a tumor located at the top of the lung compresses part of the sympathetic nerve chain in the neck. Patients may also notice reduced sweating on one side of the face.

Because these symptoms resemble lack of sleep or eye fatigue, they are often ignored during the early stages.

3. Persistent Shoulder Pain

Some continue reading …