Diseases & Conditions Archive

The digestion process slows as one ages, causing digested food to take its time moving along the gastrointestinal tract from the stomach through the intestines. The longer food stays in the digestive tract, the more opportunity there is for gas to be produced and build up, resulting in bloating. Recurrent bloating also can be caused by people's reactions to certain foods, especially those that contain sugars called FODMAPs. Adjusting one's diet to avoid trigger foods and taking over-the-counter remedies can help prevent and manage problem bloating.

Two kinds of migraine involve visual disturbances, such as strange, flickering light patterns. One type is migraine with aura, caused by brain activity. The other is ocular migraine, caused by blood vessel problems in the eye. The attacks may or may not be accompanied by a headache. Drugs called triptans might help soothe migraine with aura. Doctors don't have a way to stop an ocular migraine attack as it's occurring. For many people, the only way to cope is resting and waiting until the symptoms go away.

Increasing potassium levels while lowering sodium may be more effective in lowering high blood pressure than reducing dietary salt alone, particularly for men, according to a 2025 study.