No. A gym is one option. Walking, home exercise and everyday movement can be part of a useful plan.
Make access easy
Equipment and memberships do not make a routine automatically sustainable. Choose something that fits your time, budget and ability. Strength work can be done at home with suitable exercises; it need not start with heavy weights.
What you can do next
Pick one convenient movement option and put it into a normal day. If you want strength work, start with the beginner home guide.
Sources and further reading
Your next step
Explore the relevant guide or tool →
Answer and listed sources checked 2 October 2026.