Dr. Jack Williamson

Eyelash Pulling and Trichotillomania: Why It Happens, Whether Lashes Grow Back, and What Helps

Pulling out your own eyelashes is more common than people admit. Here is what NHS and MedlinePlus say about trichotillomania, what may affect lash regrowth, and where to find help.

Alopecia Areata and Eyelashes: Why Lashes Fall Out, Whether They Regrow, and What Helps

Alopecia areata can affect eyelashes and eyebrows as well as the scalp. Here is what dermatology sources and one clinical study say about lash loss, regrowth, treatment options and protecting...

Lash Serum and Glaucoma: What to Know About Eye Pressure Before You Start

Bimatoprost is used in both glaucoma drops and prescription lash treatment. Here is what the US label says about eye pressure, who should talk to a doctor first, and how...

Eyelash Loss During Chemotherapy: Why It Happens, How Long Regrowth Takes, and Gentle Ways to Cope

Losing eyelashes and eyebrows is a common but under-discussed effect of cancer treatment. Here is what the research says about why it happens, regrowth, and gentle ways to protect your...

Can Lash Serum Change Your Eye Color? Iris and Eyelid Pigmentation Explained

Iris color change is a labeled warning for bimatoprost and other prostaglandin analogs, not every lash serum. Learn what the label says, how it differs from eyelid darkening, and when...

Eyelash Hypotrichosis: What It Means, Common Causes, and When to See an Eye Doctor

Hypotrichosis of the eyelashes means sparse, short, or fine lashes. Learn how it differs from lash loss, what can cause it, and when to see an eye-care professional.

Do Eyelash Curlers Damage Your Lashes? What to Know Before You Curl

Can an eyelash curler break or pull out lashes? Here is how curlers can stress lashes, how to curl more gently, and when lash loss deserves an eye-care visit.

Lash Lift and Lash Serum: Can You Use Both, and When?

Planning a lash lift while using a lash serum? Here is a cautious timeline, who should skip the combination, and what the FDA and eye-care groups say about salon eye...

Lash Serum and Sunken Eyelids: What Is Periorbitopathy and Should You Worry?

Some prostaglandin eye drops are linked to a hollowed, tired-looking upper eyelid. Here is what periorbitopathy is, how it relates to lash serums, and what the evidence does and does...

Lash Serum During Pregnancy and Breastfeeding: What Labels and Doctors Say

Is lash serum safe while pregnant or nursing? Prescribing information for bimatoprost says use in pregnancy only if the benefit justifies the risk, and lactation data are lacking. Here is...