来自MSN1 个月
Why Is Only One Nostril Blocked During a Cold? The Science Behind It
"The nasal cycle is a process where the mucous membranes and erectile tissue inside ... as cited by Freundin. This swelling alternates between nostrils every few hours, allowing one side to ...
Verywell Health on MSN4 个月
Why Does My Throat Hurt When I Swallow? Causes When You Are or Are Not Sick
When the mucous membranes in your throat become swollen or inflamed ... will ask about your symptoms and examine your mouth, ...