The gym in pregnancy: machines, weights and talking to your trainer

If you went to the gym regularly before pregnancy, you may wonder what to do once you get the news. For most healthy pregnancies, staying active is encouraged; the key is adapting your gym routine to your changing body. For the general framework see the Guide article on exercise, and for weights and running see the strength training article; here we focus on the practical side of the gym.

Before you start

Talk to your doctor or midwife; unless there is a specific situation (bleeding, risk of miscarriage, a placenta problem, a history of preterm birth), continuing is often fine. Your goal is not a personal best but keeping fit and feeling good. The “talk test” is a simple gauge: you should be able to breathe comfortably enough to speak in sentences while exercising.

Choosing equipment

• Cardio: The cross trainer, stationary bike and treadmill are generally suitable. If your balance has changed, the stationary bike may feel safer.
• Machines: Seated machines with back support help keep your balance and lower the risk of falling.
• Free weights: These can be used with lighter loads and controlled repetitions; avoid sudden, heavy lifts.
• Things to skip: Movements with a fall risk, balance boards, contact sports and equipment that presses directly on the belly.

Adapting back-lying exercises

Lying flat on your back for long in later pregnancy can cause dizziness. Instead of lying flat for moves like the bench press, use an inclined bench (back raised about 30–45 degrees) or choose seated versions. Instead of floor-based crunches, gentle alternatives that work the deep abdominal muscles along with the breath are preferred. The Guide article on sleep positions is also useful here.

Heat, ventilation and water

Body temperature tends to rise more easily in pregnancy. Choose a well-ventilated, cool gym or time of day. Do not combine training with hot yoga, sauna or steam room; see the Guide article on sauna, hot baths and hammam. Drink before, during and after your workout, and carry a bottle with you.

8 practical tips for the gym

1. Do not skimp on warm-up and cool-down; 5–10 minutes is enough.
2. Lower the weight, keep repetitions controlled and do not hold your breath.
3. Exert on the out-breath and avoid straining.
4. Cut back on sudden changes of direction and jumping.
5. Walk carefully on wet or slippery floors; carry a towel and slippers.
6. Do not stand still for long; add sitting breaks.
7. Avoid tight belts or clothing around your belly.
8. Listen to your tiredness; on some days halving the session is enough.

What to tell your trainer

State clearly that you are pregnant and how many weeks you are. Share any limits your doctor has given. Ask whether the gym has a trainer or class experienced with pregnancy; if not, you can build the programme together with your doctor. Skipping any movement that feels wrong is your right.

A sample programme and its aim

Three to four days a week, in sessions of 30 to 45 minutes at moderate intensity, is a suitable framework for many people. In each session, include a warm-up, light cardio, strength moves for the large muscle groups, pelvic floor work and stretching. For Kegel exercises you can use the programme in the app. The aim is not to boost performance but to stay strong and flexible and be ready for birth and baby care.

When to contact your doctor

Stop exercising and contact your doctor if you have:

• Vaginal bleeding or a leak of fluid
• Regular, painful contractions
• Chest pain, breathlessness, dizziness or a feeling of fainting
• Pain or swelling in one calf
• A clear decrease in your baby’s movements
• A sudden severe headache

In an emergency, call 112 (in Turkey) or your local emergency number.

Frequently asked questions

Can I lift weights while pregnant? In most healthy pregnancies, working with lighter weights in a controlled way is considered fine. Your doctor can advise the right load for you.

I never exercised before pregnancy; can I start at the gym? Usually you can start with low-intensity movement with your doctor’s approval; walking and light strength work make a good beginning.

This article is for general information; set your programme with your doctor according to your own situation.