Low back ache is quite common, this is due to forward weight bearing , wrong posture or some muscle pull when doing household work and may also be due to relaxation/ laxity of muscles due to hormonal changes. Do not worry, please take a analgesic tablet with muscle relaxant and rest. You can also use a local application gel. Using a Hot water bag also helps.
Next Steps
Tab paracetamol first if that dosent help then zerodol mr.
Rest.
Hot water fermentation.
Health Tips
Don’t lift weight, avoid climbing stairs and bending downwards.