Control your indoor temperature. Eczema tends to flare up during shifts in temps or humidity. Use your air conditioner to stay cool in the warmer months. A humidifier can help you keep your skin from drying out during colder weather. Staying comfortable temp wise will help reduce the frequency of flare ups.
Learn what triggers your eczema. Some people get flare up from dust mites, cosmetics, and certain foods. Even things like grass, soaps, and perfumes can cause flare-ups. Some items can trigger symptoms in almost all eczema sufferers like fragrances and cleaning products. When you learn what items make your symptoms worse, try to stay away from them.