A buildup of acid in the body, which can lead to various health conditions without treatment.

Diet changes may help lower acid levels. Eat more fruit, vegetables and plant-based protein such as beans and nuts. Eat less animal-based protein such as meat, cheese and eggs.

See a healthcare professional right away for:

• Confusion with or without headache.
• Fast heartbeat.
• Long, deep breaths.
• Less or no urination.

See a healthcare professional for:

• Tiredness or weakness.
• Loss of appetite.
• Upset stomach or vomiting.
• Urine that looks foamy, frothy or bubbly.
• Urinating more often than usual.
• Muscle cramps in the evening.