Doctors fear that the side-effects of the treatment are being hugely under-reported
One in six people who have Botox injected into their face suffer complications such as bruising, headache, nausea and “frozen” features, a study into the anti-ageing treatment has found.
The research shows that having facial Botox injections for cosmetic reasons can also produce side-effects including muscle stiffness, pain, dizziness and even a heart attack.
