What are the effects of hormones from the adrenal medulla, what stimulates the release of secretin from the duodenum, which cell type in the testis allows a man to be fertile throughout life, what happens when blood glucose levels remain high for a long period of time, and which bodily function is an example of positive feedback?

May 4th, 2024

I’ve had a constant cough and chest tightness since the beginning of October, which has worsened at night. The cough was initially wet but is now dry, accompanied by wheezing. I live in California and thought it was related to wildfire exposure. My doctor prescribed an inhaler, and I also have a history of mild asthma that usually flares up during cold workouts. What could be causing this, and what should I do?

May 24th, 2024

I have had lower back pain for several days now, making lifting things nearly impossible. I’ve tried hot and cold packs (alternating) and various exercises. What should I do next?

February 9th, 2023

My 20-month-old daughter keeps holding her groin area and seems very uncomfortable and upset. She cries a lot when this happens. A urine sample tested clear for a UTI infection. What could be causing her discomfort, and what should I do next?

August 13th, 2024

What causes constant burping after a meal and flatulence during the night, and how can it be managed?

December 8th, 2023