The most simple answer might be hormones. It could be that the person doesn't want to let the other individual down or think less of them.
There is a lot of things that pregant women should avoid some includes:
Alchoal (like beer and wine)
Raw meat
Fish with mercury
Smoaked seafood
Deli meat
Fish Exposed to Industrial Pollutants
Raw eggs
There are so many things that pregnant women should avoid. Those following things could lead to complications and/or miscarriages.
Hope this helped :)
Have a great day
Answer: lipoprotein lipase
Explanation: It means make more of the enzyme that stores fat