You should wait until all sores have completely healed and the skin looks normal again before having sex. That means no open lesions, no scabs, and no crusting. For most outbreaks, this takes roughly 2 to 4 weeks for a first episode and 1 to 2 weeks for recurrences. But healing time alone doesn’t tell the whole story, because herpes can spread even when no sores are visible.
What “Fully Healed” Actually Means
Herpes sores go through a predictable cycle: blisters form, break open and release fluid, crust over, and eventually heal without scarring. The key benchmark is that the skin where the sores were should look completely normal, with no redness, crusting, or broken skin remaining. If you can still see any trace of a lesion, the virus is still active at the surface and transmission risk is high.
Equally important is the period just before an outbreak. Many people feel tingling, burning, or itching in the area where sores are about to appear, often a day or two before any visible lesion shows up. This is called the prodrome, and the virus is already active and transmissible during this stage. If you notice those warning sensations, treat it the same as an active outbreak and avoid sexual contact.
Why Waiting Isn’t Enough on Its Own
Here’s the part that surprises most people: herpes can spread on days when you have zero symptoms. This is called asymptomatic shedding, and it happens more often than you might expect. In a large study tracking people with HSV-2, the virus was detectable on about 12% of days when no sores were present. Among people with a history of symptomatic outbreaks, that number was closer to 13% of symptom-free days. Even people who have never noticed an outbreak shed the virus about 9% of the time.
What this means practically is that waiting for sores to heal dramatically lowers risk, but it doesn’t eliminate it. More than half of all herpes transmission happens during these silent shedding periods, when neither partner realizes the virus is active.
How to Reduce Risk Between Outbreaks
Two tools make the biggest difference: daily antiviral medication and condoms. Used together, they substantially lower the chance of passing herpes to a partner.
Daily suppressive antiviral therapy cuts the frequency of outbreaks by 70% to 80% and reduces the rate of transmission to an uninfected partner. It also decreases the amount of time the virus sheds asymptomatically, which addresses that hidden risk between outbreaks.
Condoms add another layer of protection, though their effectiveness varies. Research on couples where one partner had herpes found that condom use reduced per-act transmission from men to women by 96%, and from women to men by about 65%. The difference comes down to anatomy: condoms cover most of the skin involved in male-to-female transmission, but herpes sores in women can appear on areas a condom doesn’t cover. Still, even partial protection is meaningful when combined with antivirals.
Cold Sores Follow the Same Rules
If you get oral herpes (cold sores), the same principles apply to kissing and oral sex. Avoid both until the sore has fully healed and the skin looks normal. The prodrome counts here too. If you feel that familiar tingle on your lip, assume the virus is active and can spread through direct contact. Oral herpes can transmit to a partner’s genitals through oral sex, so this isn’t just about kissing.
HSV-1 vs. HSV-2 Recurrence Patterns
The type of herpes you have affects how often you’ll need to pause sexual activity. Genital HSV-2 recurs more frequently than genital HSV-1, and it sheds more often between outbreaks. People with genital HSV-1 typically have fewer recurrences over time, sometimes only one or two in the first year with decreasing frequency after that. HSV-2 tends to recur more often, particularly in the first couple of years, which is one reason daily suppressive therapy is more commonly recommended for HSV-2.
People who have HSV-2 but have never had noticeable symptoms still shed the virus, but about 50% less often than those with a history of visible outbreaks. This is worth knowing because many people with herpes are unaware they carry it, and shedding still occurs.
A Practical Timeline
For a straightforward recurrent outbreak, most people can expect sores to heal within 7 to 10 days. A first outbreak tends to be more severe and can take 2 to 4 weeks. Once the skin is back to normal with no visible signs of the outbreak, the highest-risk window has passed.
Between outbreaks, using daily antivirals and condoms together offers the strongest combination of risk reduction available. Neither is perfect alone, but together they address both the visible outbreaks and the invisible shedding days. Having an open conversation with your partner about status, symptoms, and prevention strategies makes it possible to maintain a sexual relationship with significantly reduced risk.