Bacterial Vaginosis: What Affects Risk, What Does Not, and When to Get Checked

Bacterial vaginosis, or BV, is common—and it is often misunderstood.

One misconception is that living in a warm or humid place such as Hawaiʻi causes BV. It does not. BV happens when the usual balance of bacteria in the vagina changes. Climate alone is not considered a cause.

What BV can feel like

Some people with BV have no symptoms at all. Others notice a thin vaginal discharge, a stronger or fishy odor, or irritation. Those symptoms can overlap with other vaginal infections, so it is worth getting checked rather than assuming the cause.

What can affect BV risk

BV is associated with changes in the vaginal microbiome. Risk can be influenced by factors such as a new sexual partner, multiple partners, douching, and other changes that disrupt the normal vaginal bacterial balance.

BV is not simply a hygiene problem, and having BV does not mean someone is unclean.

What about swimsuits, workouts, and Hawaiʻi's climate?

Wet swimsuits, sweaty clothing, and heat can certainly make someone feel uncomfortable or increase external skin irritation. Changing out of damp clothing and choosing breathable fabrics may improve comfort.

But those measures should not be presented as a way to prevent BV itself. The tropical climate does not explain the underlying bacterial imbalance.

When to get evaluated

If you have a new vaginal odor, discharge, irritation, pelvic discomfort, or symptoms that keep returning, an evaluation can help distinguish BV from yeast, sexually transmitted infections, urinary problems, or other causes.

BV is treatable, usually with prescription antibiotics when the diagnosis is confirmed. Recurrent symptoms deserve reevaluation rather than repeated self-treatment based on guesswork.

The bottom line

Living in Hawaiʻi changes plenty of day-to-day health habits, but BV is not a tropical-climate disease. The most useful approach is accurate diagnosis, avoiding practices that disrupt the vaginal microbiome, and getting reassessed when symptoms persist or recur.

— Nora Phillips, DNP, APRN Central Health | Wahiawa, Hawaiʻi

Sources

CDC — Bacterial Vaginosis Treatment Guidelines https://www.cdc.gov/std/treatment-guidelines/bv.htm