Engaging in oral sex can potentially lead to a yeast infection, also known as thrush, due to the transfer of yeast from the genital to the oral region. Vaginal yeast infections are more common when contraceptives or spermicides are used, or during receptive oral sex, according to research. The fungus Candida, which is normally present at low levels in the mouth and genital areas, can overgrow when the balance is disrupted, potentially due to a suppressed immune system or after receiving oral sex. Saliva could also contribute to the growth of Candida.

Oral contraceptives and spermicides have been identified as factors that double and triple the risk of a yeast infection, respectively. Certain medications, such as those containing mesalamine, colchicine, and allopurinol, may also affect sperm’s fertilizing ability, influencing fertility-friendly lifestyle choices. It is crucial to maintain vaginal health to prevent the conditions that facilitate yeast infections.

While Candida can cause infections like oral thrush and affect the skin or genital areas, it is treatable with antifungal medications. The risk of yeast infections increases with certain conditions, including the use of antibiotics that disrupt the balance of bacteria and yeast. Strategies for preventing recurrent yeast infections include lifestyle changes such as eating acidophilus culture yogurt or taking acidophilus capsules, which help restore the balance of bacteria and yeast in the body.

Symptoms of a yeast infection may include itching, burning, redness, or swelling, and while not usually sexually transmitted, it is possible to pass the infection back and forth between partners. Women are particularly susceptible to vaginal yeast infections, which are caused by the fungus Candida albicans. If one experiences recurrent infections, they may need to look at potential causes, including hormonal changes, antibiotic use, and lifestyle factors.

Therefore, understanding the link between sexual activity, lifestyle choices, and the use of contraceptives can aid in maintaining overall health and preventing yeast infections. While anyone can get a yeast infection, awareness and preventive measures can significantly reduce the risk.