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Health Centre

Trusted healthcare guides from Dr Felix

Men

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The bald truth: separating myth from fact

Baldness and hair loss has been surrounded by myths and untruths for hundreds of years and for all that time there have been lotions and potions promoted and sold as a miracle cure for the condition

Hair Loss Treatment
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Sildenafil and erectile dysfunction: the facts about treatment

It works by preventing the action of an enzyme found in the body known as phosphodiesterase 5 (PDE-5); it is known as a PDE-5 inhibitor.  Blocking the action of PDE-5 allows the blood vessels of the penis to relax and so widen which in turn enco...

Erectile Dysfunction
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Viagra and sildenafil: frequently asked questions

Viagra is an erectile dysfunction medication and Sildenafil citrate is it’s active ingredient. Sildenafil citrate belongs to the group of erectile dysfunction drugs also known as phosphodiesterase 5 inhibitors PDE-5 inhibitors) which also inclu...

Erectile Dysfunction
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Viagra, eyesight and retinitis pigmentosa

In order to sustain an erection, Sildenafil (a PDE-5 inhibitor) inhibits PDE-5 but can sometimes also inhibit PDE-6.  When a person has retinitis pigmentosa they have lower levels of PDE-6 than normal and so if the Sildenafil further inhibits it...

Erectile Dysfunction
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Top tips to avoid erectile dysfunction

The truth is that erectile dysfunction is a very common condition.  As a result of it being a taboo subject to many men, estimates of the incidence of ED are just that - estimates, but according to which study or article you read, the number of ...

Erectile Dysfunction
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How to Stop a Receding Hairline

A receding hairline is very common among men as they begin to get older. You might start to notice the signs of it at age 25 and above. While it’s normal, it can be a very upsetting experience. However, there are things you can do to slow hair ...

Hair Loss Treatment
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Why does smoking cause erectile dysfunction in young males?

Erectile dysfunction which is also known as impotence is defined as being when a man cannot achieve or maintain an erection long enough to have satisfactory sexual intercourse.  It is a very common condition.  Whilst it is accepted that the...

Erectile Dysfunction
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Viagra and skin cancer

Viagra was the first medication produced to treat erectile dysfunction and first appeared in our pharmacies in 1998.  It was hailed as the ‘wonder drug’ for men who suffered from erectile dysfunction and it has continued to help men ...

Erectile Dysfunction