Danielle Chase

💡TL;DR: For adults 60 and older, one RSV vaccine dose protects for at least two RSV seasons, so it is not a yearly shot. In babies, protection is much shorter: the maternal RSV vaccine helps protect a newborn for about 6 months, and the infant antibody shot lasts about

💡 TL;DR: Normal respiratory rate changes a lot by age. Newborns and infants often breathe 30 to 60 times per minute at rest, while teens and adults usually fall around 12 to 20. A number outside the usual range can matter, but breathing effort, color, and alertness often matter even

💡 TL;DR: For most healthy adults at sea level, a normal pulse oximeter reading is 95% to 100% SpO₂ and a normal resting pulse is 60 to 100 beats per minute. Readings in the low 90s can be worth rechecking, especially if your hands are cold or the clip is

Wheezing that shows up or gets worse when you lie down is a clue, not a diagnosis. It usually means something is narrowing your airways or making it harder for your lungs to work when your body is flat. 💡 TL;DR: Wheezing that gets worse when you lie down is

Best Air Purifier for Asthma 💡TL;DR: Most people with asthma do best with a true or H13 HEPA purifier that is ozone free, matched to their room size, and quiet enough to run all night. Expect to spend about $80–$150 for a small bedroom unit and $200–$350

💡TL;DR: Shortness of breath when you lie flat is called orthopnea and it usually points to a heart or lung issue that needs checking. If it eases when you sit up or you need two or more pillows to sleep, schedule a medical visit; sudden or severe symptoms are

💡TL;DR: Allergic asthma is triggered by allergens like pollen or dust mites, while non-allergic asthma flares with things like viral infections, cold air, smoke, strong odors, or exercise. The symptoms feel the same; the difference is the trigger, and allergic asthma more often starts in childhood while non-allergic asthma

💡TL;DR: Yes, pneumonia can be contagious when it is caused by a virus or bacteria, and it spreads at close range in cough and sneeze droplets. Viral cases are contagious for several days. Bacterial cases usually stop spreading about 24–48 hours after effective antibiotics. Walking pneumonia (Mycoplasma) can

💡TL;DR: A peak flow meter is a small home tool that shows how open your airways are by measuring how fast you can blow out (L/min). Check it daily and compare the highest of 3 blows to your personal best to guide your asthma action plan. Green 80–