Cure an aching back?

effect disappears and the testes become closer to the groin area. It is also normal to have one testicle slightly larger than the other and for one to tend to lie in front of the other.

But if you feel that one of your testes has become larger or you can feel a lump, or you have discomfort, then you should go back to see your doctor.

If you have a health question for Dr Rosemary write to her in confidence at The Northern & Shell Building, 10 Lower Thames Street, London EC3R 6EN or email health@express.co.uk Dr Rosemary’s reply will appear in this column. She regrets that she cannot enter into personal correspondence and that due to the volume of letters she cannot reply to everyone. Find out more about Dr Rosemary at drrosemary leonard.co.uk Stockist: monsterproducts.eu FOR a little extra oomph, Meridian’s Peanut & Coconut snack bars (£1.19 per 40g bar) are a good source of fibre, protein, and healthy fats. Also available in Peanut & Pumpkin. Stockists: independent health food shops and meridianfoods. co.uk

Picture: GETTY distress: psychological therapies can help with long-term back pain

THESE iSport Intensity BT bluetooth earphones (£79.95) let you listen to your favourite tracks but keep you safe by letting in noise such as traffic. Vital when running or cycling.