Tzeadim › Pregnancy · Second trimester

Exercise & body · Transition

Exercise changes from 20 weeks

Usually weeks 18–22

What it is

No long stretches flat on your back (incline or side), exhale on effort — no breath-holding, lighter loads, watch for a belly ridge (doming), no crunches, no fall-risk sports.

Sources

• Physical activity and exercise during pregnancy and postpartum (CO 804) — ACOG · checked 02-09-2026

Last reviewed 01-09-2026 · Confidence: high

Compiled with AI assistance from the public sources listed above. Not yet reviewed by a clinician — check anything important against the source, with Tipat Halav or with your doctor.