What to expect
What to Expect
Everything about the lived experience of weight loss medication — from your first weeks to long-term results. Whether you're still deciding or already on treatment, you'll find answers here.
From your first weeks on medication through long-term results and body changes — everything backed by clinical trials and real experiences.
Starting Out
On Your Medication
Dosage & Titration
How you step up your dose gradually — and why it matters for tolerability
Titration Schedule
Week-by-week dose timeline — when you go up, how long you stay at each level
How to Take It
Injection technique, pen handling, or daily pill — step-by-step guide
Storage
Fridge rules, travel tips, and what to do if your pen gets left out
Missed Dose
What to do if you miss an injection or forget a pill — the rules vary by drug
Drug Interactions
Alcohol, metformin, thyroid medication, blood pressure drugs — what to know
Injection Sites
Where to inject, how to rotate, and what to do if you get lumps or bruising
Side Effects
Nausea
The most common side effect — when it peaks, when it fades, and how to manage it
Constipation
Why it happens, when it improves, and what actually helps
Hair Loss
Why temporary hair thinning happens and what the evidence says
Muscle Loss
How much lean mass you lose, and two evidence-backed ways to protect it
Eating & Body
Food Noise
The constant thoughts about food that GLP-1 medications can quiet
Nutrition on GLP-1
Why protein matters more now and what to eat when appetite disappears
Exercise on GLP-1
Why resistance training matters more now — the evidence for protecting muscle
Alcohol & Social Life
Changed tolerance, social dining, and what to tell people
Long Term
How Much Weight Will I Lose?
Real numbers from clinical trials — what to expect at 3, 6, and 12 months
How Long Do I Take It?
Current evidence says: as long as it's working. Here's why.
What If I Stop?
What happens to your weight if you stop — the data and what it means
Plateaus
Why weight loss stalls and what to do about it
Switching Drugs
How to switch between medications and what to expect
Body After Weight Loss
Your Body After Significant Weight Loss
What happens to skin and body composition after major weight loss — and the options available
Loose Skin
When and why loose skin develops — what can and can't be done
Skin Tightening
Non-surgical options for mild-to-moderate skin laxity
Body Contouring
CoolSculpting and liposuction for localised fat removal
Muscle Toning
How resistance training changes body composition after weight loss
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Last reviewed: April 2026