Not switching up your products throughout the year can further irritate your skin.

To further irritate the fans, Leonard slowed to a walk between third and home.

Avoid over-the-counter acne medications; they can further irritate your skin.

Dry air will further irritate your sinuses.

Some electronic air cleaners produce ozone, which can sometimes further irritate allergies.

Those that contain retinoids can further irritate already dry, sensitive skin.

These products may further irritate your skin.

Topical formulations containing diphenhydramine are available, but may further irritate the affected skin areas.

These products, as well as those with high fragrance content, can further irritate sensitive skin.

The penalties probably serve only to further irritate Ewing.