If stress brought is on… Take L-theanine. —Cricket Eisele Doctor’s note: Although a 50 mg dose has been shown to relieve stress and improve focus, it’s also thought to lower blood pressure, so consult your physician before use if you’re on blood pressure medication.    If allergies are to blame… A nasal spray with saline does the trick. —Amy Fowler   If it’s inflammation-triggered… Swallow 1 or 2 capsules of turmeric and 1 teaspoon of yogurt, and chase it with a glass of water. —Marjo Rautaoja   If you want a natural fix… Try willow tree back—aspirin is derived from the plant. —Eric Witte   These reader tips have been reviewed by Roxanne B. Sukol, MD, MS, medical director of the Wellness Enterprise and staff physician for preventive medicine at the Cleveland Clinic’s Wellness Institute. For chronic conditions, seek professional medical advice.   More from Prevention: 5 Natural Remedies For Your Digestive Problems