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3 Science-Backed Home Remedies to Ease the Common Cold

Recent Food and Drug Administration findings revealed the limited efficacy of phenylephrine, a common oral decongestant ingredient, prompting patients and researchers to look toward alternative, evidence-backed approaches for managing a runny nose, sore throat, and fatigue. The common…

3 Science-Backed Home Remedies to Ease the Common Cold

Recent Food and Drug Administration findings revealed the limited efficacy of phenylephrine, a common oral decongestant ingredient, prompting patients and researchers to look toward alternative, evidence-backed approaches for managing a runny nose, sore throat, and fatigue.

The common cold is a viral infection impacting the upper respiratory tract, including the nose, sinuses, throat, and windpipe.

Fresh Air Exposure for Sinus Relief

Inhaling fresh winter air triggers the release of nitric oxide from the mucous membranes in the nasal passages and lungs, serving as a potent anti-inflammatory and virus-inhibiting compound. Australian scientists recommend stepping outside to take in cool breezes, noting that this practice can alleviate sinus congestion within as little as five minutes when patients breathe through their nose to maximize exposure. Optimal benefits are achieved through three daily sessions outdoors.

Nutritional Support for Throat Pain

To relieve a scratchy throat within two minutes, a Sri Lankan research review suggests consuming three-quarters of a cup of sweet potatoes daily. The beta-carotene present in sweet potatoes helps reduce inflammation, soothe pain nerves, and accelerate healing. Adding a topping of butter or olive oil can provide additional benefits during recovery.

Thermal Regulation and Acupressure

Restful sleep can reduce recovery time by up to eight days when battling a viral infection. To enhance sleep quality, layering an extra warm blanket keeps the skin warm, which prompts thermoreceptors to signal the brain to increase deep sleep-inducing slow waves, decreasing restless sleep and early awakenings from the first night. Additionally, massaging specific acupressure points along the hairline, the base of the skull, and behind the ears triggers the release of endorphins to combat fatigue and reduce energy slumps by 56% when performed hourly.

Hot Beverages and Cough Reflex Control

Sipping an additional cup of coffee or tea helps combat body aches associated with immune system activity. These beverages are rich in polyphenols and caffeine, which aid in the swift breakdown of metabolic wastes by the liver and elevate the body’s pain threshold to provide relief within 30 minutes. To alleviate coughing fits, swallowing a pinch of sugar or swishing sugar water in the mouth triggers the release of endogenous opioids that calm the cough reflex as effectively as over-the-counter medications, reducing coughing fits by up to 50%.

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Photo: sciencetimes.com
About the author: Dr Natalie Singh - Health Editor

Board‑certified internal‑medicine physician and MPH. Natalie authored peer‑reviewed studies on infectious disease and served as medical editor. “Dr. Natalie Singh delivers evidence‑based health news, medical breakthroughs, and expert wellness guidance.”