In the first 4 weeks of pregnancy, your hCG levels typically double about every 2 to 3 days. If you’re at risk for miscarriage, you’re more likely to have hCG levels that don’t double or decrease.

To inject hCG correctly, pinch the skin for a cutaneous injection or stretch it for an intramuscular one. Push the needle in gently and slowly release the plunger, waiting at least 10 seconds before ...

Nutrition experts share the latest science and safety concerns surrounding the hCG diet.