In a nutshell This review article looked at the effect of antioxidant supplements on male fertility. Low-quality evidence suggests supplements improve birth rates among the male partners of couples with low fertility. Some background Male infertility contributes to 40 – 50% of infertility cases. One of the causes of male infertility is oxidative...
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Vitamin D is associated with improved survival outcomes of patients with advanced colorectal cancer
In a nutshell This study investigated the association between vitamin D blood levels and survival outcomes in patients with metastatic colorectal cancer (mCRC). Researchers suggested that higher levels of vitamin D in the blood were associated with better survival. Some background CRC is the third most common cancer in the US. Among CRC patients, only...
Read MoreDoes exercise improve heart health and reduce mortality even in those with high blood pressure?
In a nutshell This study examined whether physical activity can help lower mortality risk and improve heart health in people with high blood pressure. This study concluded that physical activity reduced mortality risk, including those with high blood pressure. Some background According to the World Health Organization, hypertension (HT) or high...
Read MoreEvaluating the impact of obesity on male fertility
In a nutshell This study looked at the effect of obesity on sperm quality and erectile dysfunction (ED) among men in infertile couples. They found obese men had lower sperm quality and were more likely to have ED. Some background Obesity has many effects on the body, including changing hormone levels, increasing the temperature of the scrotum in men,...
Read MoreDoes environmental chemical exposure negatively affect fertility?
In a nutshell This review article looked at studies of environmental contaminants and their effects on fertility. It found that male and female fertility is negatively affected by several environmental chemicals and pollutants. Some background People are exposed to a variety of environmental contaminants in daily life. For example, 99% of urine...
Read MoreWhat diet is healthy for male fertility?
In a nutshell This article reviewed studies linking diet and male fertility. The authors found that diets rich in fruits, vegetables, fish, beans, nuts, and whole grains are associated with good sperm quality. Some background 15% of couples worldwide are affected by infertility. 40 – 50% of these cases are due to male infertility. Among all...
Read MoreIs sperm quality affected by lifestyle associated with weight of the man’s partner?
In a nutshell This study examined if sperm quality was associated with lifestyle characteristics influenced by men’s obese partners in couples experiencing infertility. The authors found that lifestyle was influenced by men’s partners and this altered some measurements of sperm quality. Some background Infertility affects many...
Read MoreAre urine paraben or other chemical levels associated with reduced conception?
In a nutshell This study investigated if urinary levels of antimicrobials (AMCs) are associated with the ability to conceive (fecundability; FCD). They found that higher AMC concentrations in the urine of women were associated with reduced FCD. Some background Infertility is an increasing problem worldwide. In many cases the cause of...
Read MoreHow does physical inactivity and body composition affect fertility?
In a nutshell This study investigated if physical inactivity (PI), sedentary behavior (SB) and body composition (BC) are linked to infertility. They found that PI and SB may increase the risk of infertility. Some background Infertility is an increasingly common problem. In many cases the cause of infertile is unclear. Physical inactivity (PI) and...
Read MoreWhat effect does diet and energy balance have on male fertility?
In a nutshell This study investigated factors that might affect male fertility. They found that a healthy diet and weight are important for male fertility. Some background Male infertility (MI) is an increasing problem worldwide. In many cases the cause of infertility is unclear. Semen quality is determined by measuring a number of...
Read MoreDoes physical activity affect semen quality?
In a nutshell This study investigated if physical activity (PA) is associated with semen quality. They found that recreational PA (rPA) may improve semen quality. Some background Male infertility (MI) is an increasing problem. The most common cause of MI is poor semen quality. Semen quality is determined by a number of factors. These...
Read MoreSleep disturbances – what is the impact on women undergoing intrauterine insemination?
In a nutshell This study investigated sleep disturbances in women undergoing intrauterine insemination (IUI). They found that nausea and psychological distress (PD) increases the risk of sleep disturbance. Some background Sleep disturbances affect many women. Sleep disturbance is very common in women undergoing intrauterine...
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