Category: ask-the-expert

Flashes of light may be harmless, but some patterns deserve prompt medical attention.

Itchy, irritated skin can leave behind stubborn dark patches in unexpected places. Find out what may help restore your skin’s usual tone.

My 50-year old son has developed bulging eyes over the last few months. It makes him look different, and I would like to know what may cause this.

Feeling unusually cold on a regular basis can have several explanations, from everyday factors to conditions worth checking.

Everyday eating and drinking habits may influence kidney stone risk. Explore which foods and beverage choices have the most impact.

Pregnancy can change the balance of risks and benefits around flu vaccination. Key safety considerations may help guide a discussion with your obstetrician.

A persistent metallic or smoky odor can have several explanations. Explore the possibilities and when changes in smell deserve medical attention.

A bright red patch on the white of your eye can be scary, even when it doesn’t hurt. Find out what might have caused it and when to call a doctor.

A high calcium result often turns up on a routine lab test. Possible causes range from overactive parathyroid glands to excess vitamin D.

A new, tender lump in a man’s breast doesn't necessarily mean cancer. But it should not be ignored. Gynecomastia is one possible cause, but there are others.