Pregnancy Symptom Predictor

Pregnancy Symptoms at Week 16

Second Trimester · 32 common symptoms at this stage

🍫
Food Cravings Digestion
70%

Intense desires for specific foods. Most commonly sweets, chocolate, fruit, and salty snacks.

Onset: week 5 Peak: week 14
Relief tips
  • It's fine to indulge cravings in moderation.
  • If craving non-food items (ice, dirt, chalk), tell your doctor - this is called pica and may indicate iron deficiency.
  • Try to balance cravings with nutritious options when possible.
🦷
Bleeding Gums Oral Health
55%

Gums that bleed easily when brushing or flossing. Pregnancy hormones increase blood flow to the gums and make them more sensitive.

Onset: week 8 Peak: week 30
Relief tips
  • Use a soft-bristled toothbrush and be gentle when brushing.
  • Continue flossing daily - stopping will make gum problems worse.
  • See your dentist for a cleaning during pregnancy. Dental care is safe and recommended.
😴
Fatigue & Exhaustion Energy & Sleep
50%

Overwhelming tiredness, even after a full night's sleep. Your body is working hard to build the placenta and support your baby's growth.

Onset: week 4 Peak: week 9
Relief tips
  • Rest when you can - short naps of 20-30 minutes can help.
  • Go to bed earlier and maintain a consistent sleep schedule.
  • Light exercise like walking can actually boost your energy levels.
🚽
Frequent Urination Urinary & Pelvic
50%

Needing to pee more often, including at night. In early pregnancy, caused by increased blood flow; later, by the baby pressing on your bladder.

Onset: week 4 Peak: week 38
Relief tips
  • Don't reduce fluid intake - staying hydrated is important. But limit fluids close to bedtime.
  • Lean forward when urinating to help empty your bladder more completely.
  • Avoid caffeine, which acts as a diuretic and increases urgency.
🩱
Breast Tenderness & Swelling Skin & Appearance
40%

Sore, heavy, or tingly breasts. One of the earliest pregnancy symptoms, caused by rising estrogen and progesterone preparing for breastfeeding.

Onset: week 4 Peak: week 8 Resolves: ~week 14
Relief tips
  • Wear a supportive, well-fitting bra without underwire.
  • A sports bra or sleep bra can help with nighttime comfort.
  • Tenderness typically eases as your body adjusts to hormonal changes.
😤
Acne & Breakouts Skin & Appearance
40%

Breakouts on the face, chest, or back caused by hormonal changes increasing oil production.

Onset: week 6 Peak: week 14 Resolves: ~week 28
Relief tips
  • Wash your face twice daily with a gentle cleanser.
  • Avoid retinoids (Retin-A), salicylic acid in high doses, and benzoyl peroxide above 5%.
  • Look for non-comedogenic (won't clog pores) moisturizers and makeup.
📏
Linea Nigra Skin & Appearance
40%

A dark vertical line running down the center of your belly. Caused by increased melanin production from pregnancy hormones.

Onset: week 14 Peak: week 30
Relief tips
  • This is purely cosmetic and completely harmless.
  • Sun exposure can darken it - use sunscreen on exposed skin.
  • It typically fades within a few months after delivery.
🔥
Heartburn & Acid Reflux Digestion
35%

A burning sensation in the chest or throat caused by stomach acid backing up. Progesterone relaxes the valve between stomach and esophagus.

Onset: week 8 Peak: week 37
Relief tips
  • Eat smaller meals and avoid eating within 3 hours of bedtime.
  • Elevate the head of your bed or use a wedge pillow when sleeping.
  • Avoid trigger foods: spicy, fatty, citrus, chocolate, and caffeine.
🔙
Back Pain Pain & Discomfort
35%

Aching in the lower back caused by your shifting center of gravity, loosening ligaments, and extra weight.

Onset: week 14 Peak: week 30
Relief tips
  • Sleep on your side with a pillow between your knees and under your belly.
  • Wear supportive, low-heeled shoes and consider a maternity support belt.
  • Prenatal yoga, swimming, and walking can strengthen supporting muscles.
🎭
Mood Swings Emotional
35%

Rapid emotional shifts - feeling happy one moment and tearful the next. Driven by surging pregnancy hormones, especially hCG, estrogen, and progesterone.

Onset: week 6 Peak: week 10
Relief tips
  • Acknowledge your feelings without judgment - mood swings are a normal part of pregnancy.
  • Regular exercise, adequate sleep, and talking to supportive people can help.
  • If sadness or anxiety persists for more than 2 weeks, talk to your provider about prenatal depression (affects 10%+ of pregnant women).
💚 Is This Normal?

The vast majority of pregnancy symptoms are a normal part of growing a baby. Your body is undergoing incredible changes — hormonal shifts, increased blood volume, and physical adaptations to support your developing baby. While symptoms can be uncomfortable, they are usually signs that your pregnancy is progressing normally. If any symptom feels severe or unusual, always contact your healthcare provider.

🚨 When to Call Your Doctor
🚨
Heavy vaginal bleeding

Soaking a pad in an hour. Call 911 or go to the ER immediately.

🚨
Severe abdominal pain

May indicate placental abruption or other emergency. Call your doctor or go to the ER.

🚨
Severe headache with vision changes

Could be a sign of preeclampsia or eclampsia. Seek emergency care.

⚠️
Fever over 100.4F (38C)

May indicate infection. Call your healthcare provider.

⚠️
Painful urination

Could be a urinary tract or kidney infection. Contact your provider.

⚠️
Persistent vomiting, unable to keep fluids down

Risk of dehydration. Contact your healthcare provider.

⚠️
Sudden swelling of face, hands, or eyes

May be an early sign of preeclampsia. Contact your provider same day.

⚠️
Regular contractions before 37 weeks

Could indicate preterm labor. Call your provider immediately.

⚠️
Fluid leaking from vagina

May be preterm rupture of membranes. Call your provider.

Frequently Asked Questions

What symptoms are common at 16 weeks pregnant?

The most common symptoms at week 16 include food cravings, bleeding gums, fatigue & exhaustion. About 70% of women experience food cravings at this stage.

Is food cravings normal at 16 weeks pregnant?

Yes, food cravings is very common at week 16, affecting about 70% of pregnant women at this stage. It is a normal part of pregnancy caused by hormonal and physical changes in your body.

When should I call my doctor during the second trimester?

Contact your healthcare provider immediately if you experience heavy vaginal bleeding, severe abdominal pain, sudden severe headache with vision changes, fever over 100.4F, or persistent vomiting with inability to keep fluids down. These may indicate complications that need urgent attention.

Do pregnancy symptoms get better in the second trimester?

The second trimester is typically the most comfortable period. Nausea usually resolves and energy returns. However, new symptoms like back pain and heartburn may begin as your baby grows.

Check Another Week

This tool is for informational purposes only and is not a substitute for professional medical advice. Always consult your healthcare provider about any pregnancy symptoms or concerns.