What is the meaning of invariable rise?

Can gas pocket cause nausea? How long between eating peanuts and breastfeeding? Does your skull change shape as an adult A flat spot on the back of the skull changed to a decent dent over the past 3 years Is this a medical concern? What is the respiratory rate for a cow? What do the substances that cause nerve damage have in common? Are lower back pains normal in early pregnancy? What organ can burn a hole in a carpet? What is a fast- spreading often fatal disease called? What kind of ailments do rheumatologists treat? Can a brain dead person kept on life support system regain consciousness? Why was Milan and Cracow not affected by black death? How does myasthenia gravis decrease the ability of a muscle to respond to stimulation? How far should you insert the umbilical vein catheter? How prevalent is Capgras syndrome? Should someone with morquio syndrome go to a public school? What is pulse injector width? What kind of doctor treats tuberculosis? Is it bad to go outside in cold weather if you have a sore throat? Tust tube baby health and normal baby health? So my mother have diarrhea after she eats almost every time Like 5-30 minutes after she eats please help?